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简明英汉词典
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drop behind |
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v. |
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落后, 落伍 |
美国传统词典[双解]
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drop |
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drop |
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AHD:[dr?p] |
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D.J.[dr%p] |
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K.K.[dr$p] |
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n.（名词） |
(1) |
The smallest quantity of liquid heavy enough to fall in a spherical mass.See table at measurement |
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一滴：重量足够以滴形体落下的最小量液体参见 measurement |
(2) |
A small quantity of a substance. |
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点滴：少量的某种物质 |
(3) |
drops Liquid medicine administered in drops. |
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drops 一点点：以液滴形式使用的药液 |
(4) |
A trace or hint: |
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丝毫：一点痕迹： |
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not a drop of pity. |
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没有丝毫的怜悯 |
(5) |
Something shaped or hanging like a drop. |
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滴状物：似液滴或象液滴一样悬挂的东西 |
(6) |
A small globular piece of hard candy. |
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水果糖：小的球形硬糖 |
(7) |
The act of falling; descent. |
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落：落下的动作；下降 |
(8) |
A swift decline or decrease, as in quality, quantity, or intensity. |
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下跌：在质量、数量或密度上的迅速下降或减少 |
(9) |
The vertical distance from a higher to a lower level. |
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落差：从一个较高平面到一个较低平面的垂直距离 |
(10) |
The distance through which something falls or drops. |
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落差：物体落下通过的距离 |
(11) |
A sheer incline, such as the face of a cliff. |
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落差：垂直落差，如悬崖的垂直落差 |
(12) |
A descent by parachute. |
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空投：用降落伞投下 |
(13) |
Personnel and equipment landed by means of parachute. |
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空投人员或设备：用降落伞降下的人员与设备 |
(14) |
Something, such as a trap door on a gallows, that is arranged to fall or be lowered. |
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下落板：被设计降低或落下的东西，如绞刑架的下落板 |
(15) |
A drop curtain. |
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垂幕 |
(16) |
A slot through which something is deposited in a receptacle. |
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投入孔：承接物上可投入东西的缝 |
(17) |
A central place or establishment where something, such as mail, is brought and subsequently distributed. |
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贮藏所：把东西，如邮件拿来并分配的中心点或场所 |
(18) |
A predetermined location for the deposit and subsequent removal of secret communications or illicit goods, such as drugs. |
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藏匿处：预先确定的放置或取走秘密情报或非法物品，如毒品的地点 |
(19) |
The act of depositing such communications or materials. |
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藏匿：放置情报或物品的行动 |
(20) |
Electronics A connection made available for an input or output unit on a transmission line. |
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【电子学】 传输线：可用于联接输入或输出元件的导线 |
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v.（动词） |
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dropped， drop.ping， drops |
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v.intr.（不及物动词） |
(1) |
To fall in drops. |
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滴下 |
(2) |
To fall from a higher to a lower place or position. |
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落下：从较高地方或位置落到落低地方或位置 |
(3) |
To become less, as in number, intensity, or volume. |
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减少：数量、密度或体积的减少 |
(4) |
To descend from one level to another. |
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下降：从一个水平降落至另一水平 |
(5) |
To fall or sink into a state of exhaustion or death. |
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倒下：跌至精疲力竭或死亡状态 |
(6) |
To pass or slip into a specified state or condition: |
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落入特定状态或处境： |
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dropped into a doze. |
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打起了瞌睡 |
(7) |
Sports To fall or roll into a basket or hole. Used of a ball. |
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【体育运动】 投球入篮，击球入穴：指球落入或滚入篮内或洞内。用于球 |
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v.tr.（及物动词） |
(1) |
To let fall by releasing hold of. |
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放手使落下 |
(2) |
To let fall in drops. |
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使滴下 |
(3) |
To cause to become less; reduce: |
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使减少： |
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drop the rate of production. |
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降低生产率 |
(4) |
To cause to fall, as by hitting or shooting. |
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击落，如通过击或射 |
(5) |
Sports To hurl or strike (a ball) into a basket or hole. |
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【体育运动】 投球入篮或击球入穴 |
(6) |
To give birth to. Used of animals. |
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生产。用于动物 |
(7) |
To say or offer casually: |
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随便地说或提供： |
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drop a hint. |
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给个暗示 |
(8) |
To write at one's leisure: |
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在空闲时写： |
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drop me a note. |
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给我留了张便条 |
(9) |
To cease consideration or treatment of: |
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停止考虑或处理： |
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dropped the matter altogether. |
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完全放弃了这件事 |
(10) |
To terminate an association or a relationship with.See Synonyms at dismiss |
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断绝关系：结束与…的联系或关系参见 dismiss |
(11) |
To leave unfinished: |
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半途停止： |
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drop everything and help. |
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搁下一切来帮忙 |
(12) |
To leave out (a letter, for example) in speaking or writing. |
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漏掉，删去：在讲话或书写中漏掉（如字母） |
(13) |
To leave or set down at a particular place; unload. |
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卸下：在某特定地点放下；卸下 |
(14) |
To parachute. |
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空投：以降落伞投下 |
(15) |
To lower the level of (the voice). |
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压低（声音） |
(16) |
To lose (a game or contest, for example). |
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输掉游戏或比赛 |
(17) |
Slang To take, as a drug, by mouth: |
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【俚语】 吞服：用口服用： |
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drop acid. |
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服迷幻剂 |
(18) |
New England To poach (an egg). |
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【新英格兰】 用水煮（荷包蛋） |
常用词组
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drop behind |
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To fall behind: |
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落后： |
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dropped behind the rest of the class during her long illness. |
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在长期生病时，她的功课落在了班里其他同学后面 |
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drop by |
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To stop in for a short visit. |
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顺便访问：停下做短暂访问 |
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drop off |
(1) |
To fall asleep. |
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睡着 |
(2) |
To decrease: |
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减少： |
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Sales dropped off in the fourth quarter. |
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销售量在第四个季度减少了 |
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drop out |
(1) |
To withdraw from participation, as in a game, club, or school. |
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退出参加：从比赛、俱乐部或学校退出 |
(2) |
To withdraw from established society, especially because of disillusion with conventional values. |
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隐退：从世俗社会退出，尤指因对传统价值失望 |
习惯用语
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get the drop on或 |
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have the drop on |
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To achieve a distinct advantage over. |
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胜过某人：取得对…的明显优势 |
语源
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(1) |
Middle English droppe |
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中古英语 droppe |
(2) |
from Old English dropa * see dhreu- |
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源自 古英语 dropa *参见 dhreu- |
现代英汉综合大辞典
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behind |
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[bi5haind] |
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prep. |
(1) |
在...后面 |
(2) |
在...背后 |
(3) |
后于; 晚于 |
(4) |
支持; 作...的后盾 |
(5) |
落后于; 不如 |
(6) |
在...死后 |
(7) |
在...较远的一边 |
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He is behind the plan. |
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他是幕后策划人。 |
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Treachery lurked behind his smooth manners. |
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他圆滑姿态的后面潜伏着奸计。 |
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There must be something behind it. |
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其中必有隐情。 |
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The train was behind time. |
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火车晚点了。 |
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I am behind him in maths. |
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我数学不如他。 |
词性变化
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behind |
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adv. |
(1) |
在后, 向后 |
(2) |
落后 |
(3) |
在背后, 在幕后 |
(4) |
迟; 晚点; 过期 |
(5) |
拖欠 |
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The clock runs behind. |
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这个钟慢了。 |
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There is more behind. |
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里面还有文章。 |
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I'm afraid I'm a lot behind with my work. |
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我怕我的工作拖欠得太多。 |
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behind |
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adj. |
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在后的 |
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n. |
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[俗]臀部 |
继承用法
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behindhand |
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[bI5haIndhAnd] |
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adv., adj. |
(1) |
迟到(的), 晚(的) |
(2) |
落后(的), 过期 (的) |
(3) |
拖欠(的), 欠债(的) |
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behind-the -scene(s) |
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adj. |
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幕后的 |
习惯用语
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be behind with |
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拖欠; 拖延; 不能如期完成 |
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be behind in |
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拖欠; 拖延; 不能如期完成 |
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drop behind |
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落后 |
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from behind |
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从...后面 |
基本词义
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drop |
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[drCp] |
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n. |
(1) |
滴; 液滴; 水滴 |
(2) |
[pl. ]【药】滴剂 |
(3) |
少量的液体; 点滴; 一口[杯]酒 |
(4) |
滴[点]状的东西(如粒糖、耳坠等) |
(5) |
落下, 下降; 陡坡; 败落; 没落, 陷落 |
(6) |
落下物; 下垂物; (绞刑台的)踏板; (舞台的)垂幕; (门上的)锁孔盖; (信箱的)投信口; (戏院的)吊装布景 |
(7) |
下落的距离; 高低平面间相差的距离;【军】弹道降落距离;【水】落差;【电】电压降; (船)横帆的纵幅;【机】轴吊距; 落锤;【建】吊饰 |
(8) |
一次战役中空降的部队; 空投(物资) |
(9) |
绞刑台; (绞刑犯的)吊起高度 |
(10) |
(动物的)产仔(量); 落果 |
(11) |
【机】砂[渣]眼 |
(12) |
(=drop kick)【体】踢落地球; 下曲球 |
(13) |
[美俚](赃物的)临时藏匿处; (间谍等的)秘密情报点 |
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a few drops of water |
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几滴水 |
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eye drops |
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滴眼剂, 眼药水 |
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a drop of brandy |
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一口白兰地 |
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milk drops |
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(球形)奶糖 |
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a drop in temperature [pressure] |
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温度[压力]下降 |
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a drop of 10 meters |
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下降十米 |
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a short drop to the lake |
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湖畔的一个小陡坡 |
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The falls have a dropof 200 feet. |
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瀑布有二百英尺落差。 |
词性变化
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drop |
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vt. |
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(dropped; dropping) |
(1) |
使滴下 |
(2) |
使落下, 垂下, 放下, 投下; 空投, 放低(声音); 降低(速度等) |
(3) |
(失手)落下, 丢下, 失落 |
(4) |
省略, 遗漏; 脱落, 删去 |
(5) |
(话题、习惯等)丢开, 丢弃, 丢掉, 去掉; 中断(与...的关系) |
(6) |
随便地说出; 随便地投寄; 有意无意地暗示 |
(7) |
下(乘客), 卸(货); 辞别(同行人) |
(8) |
[美]开除, 解雇, 斥退 |
(9) |
射落, 打下(鸟等), 击倒 |
(10) |
(动物)产(仔) |
(11) |
把(鸡蛋)打入沸水中煮 |
(12) |
[俚](在赌博、投机中)丧失(钱财) |
(13) |
(纸牌中)吊出(王牌等), 迫使(牌)脱手 |
(14) |
把(衣服的滚边)放长 |
(15) |
[美俚]吞服(药丸) |
(16) |
【航海】赶过, 超过 |
(17) |
【体】把落 地球踢进(球门); 把篮球投进(篮) |
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drop liquids into the test tube |
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把液体滴入试管 |
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drop a curtain |
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落幕 |
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drop one's voice suddenly |
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突然放低了声音 |
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drop a letter |
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漏掉一个字母 |
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drop drinking |
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戒酒 |
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drop one's relatives [friends] |
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与某人的亲戚[朋友]停止往来 |
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drop a hint |
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暗示 |
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drop sb. a line |
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给某人写封短信 |
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drop a bird with every shot |
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每枪打落一只鸟 |
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The car drop ped its speed by five kilometres an hour. |
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汽车每小时把速度降低五公里。 |
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She drop ped her purse in the store. |
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她在商店丢失了钱包。 |
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The journalists drop ped this subject. |
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新闻界人士避开了这个问题。 |
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The driver drop ped a passenger at Dalian. |
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司机让一乘客在大连下车。 |
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drop |
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vi. |
(1) |
滴下, 落下, 掉下, 降下 |
(2) |
(价格、温度等)下降; (风声, 声音等)变弱 |
(3) |
停止, 终止; 作罢; 消失; 完结; 断绝(交往等) |
(4) |
(因疲劳、受伤等)倒下 |
(5) |
跳下; 退出; 离开(out) |
(6) |
(话等)无意漏出 |
(7) |
[美](动物)出生 |
(8) |
缓缓流下; 下垂; 下车, 下山 |
(9) |
访问(不期而至)(in, by, over) |
(10) |
落 后, 落位 |
(11) |
(猎犬等扑向猎 物前)蹲下 |
(12) |
(纸牌戏中)被迫扔出王牌 |
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drop with fatigue |
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累倒了 |
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drop in on a friend |
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偶然走访朋友 |
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The rain drop ped from the trees. |
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雨珠从树上滴下来。 |
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Fruits will drop. |
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果实快落了。 |
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Price for meat dropped. |
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肉跌价了。 |
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The windwill drop in the evening. |
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风到傍晚就会停的。 |
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The boat dropped outof sight. |
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船消失不见 了。 |
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Our correspondence with the old man has dropped. |
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我们和那位老人的通信中断了。 |
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He has dropped to the 4th place among the excellentpilots. |
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他在优秀飞行员中已降为第四位。 |
继承用法
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drop-annunciator |
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n. |
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【电】掉牌通报器 |
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dropbottom |
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n. |
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活底; 炉底板 |
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dropcloth |
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[`drCpklCW] |
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n. |
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油漆或修理时?ぜ揖呋蚧鞯恼植? |
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drop-end |
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n. |
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(敞车)落下端板 |
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drop-folio |
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n. |
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页码(印在每页正文下端的页码) |
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drop-forge |
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[`drCp`fR:dV] |
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vt. |
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冲[模、压]锻, 落锤锻造 |
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drop-front |
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adj. |
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正面用绞链相联可以放至水平位置的 |
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drop-hanger |
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n. |
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吊钩, 架空传动吊架, 传动轴吊架 |
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drop-head |
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n. |
(1) |
收藏(打字机, 缝纫机)机头的活动装置 |
(2) |
[英]有活动褶蓬的汽车 |
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drop-heart |
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n. |
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心脏下垂 |
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drop-hole |
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n. |
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(多膛焙烧炉内的)落砂孔 |
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drop-in |
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n. |
(1) |
(磁带)杂音信息 |
(2) |
落入; 意外出现 |
(3) |
顺道来访者; 邀人顺道前来参加的社交聚会; 可顺便走访的地方; [美俚]吸毒者的巢穴 |
词性变化
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drop |
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adj. |
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插入式的 |
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drop-kick |
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[`drCpkIk] |
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n. |
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踢落地球 |
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vt., vi. |
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(足球)球着地时未及弹起即踢出去 |
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dropleaf |
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adj. |
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有可以放下的桌面的 |
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droplight |
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[`drCplaIt] |
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n. |
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(=droplamp)可上下移动的吊灯 |
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dropline |
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n. |
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(新闻)分成数行的横标题(其第一行左方的边线齐, 每下一行空若干格, 其最后一行与右方的边线齐) |
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drop-scene |
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n. |
(1) |
(垂于戏台的)布景 |
(2) |
戏剧每一幕之结局 |
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drop-shutter |
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n. |
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(相机)快门, 开关 |
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drop-side |
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adj. |
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侧卸的 |
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drop-sonde |
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n. |
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投落控空仪 |
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droplike |
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adj. |
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水滴似的, 滴状的 |
习惯用语
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a drop in the bucket |
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沧海一粟, 九牛一毛 |
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a drop in the ocean |
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沧海一粟, 九牛一毛 |
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a drop of something |
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一杯酒 |
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at the drop of a hat |
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[口]随时, 立刻; 动不动就..., 一有机会就... |
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chocolate drop |
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[美][蔑]黑人, 黑人少女 |
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get the drop on |
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抢先拔枪瞄准(某人); 先发制人; 占上风; 占优势 |
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have the drop on |
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抢先拔枪瞄准(某人); 先发制人; 占上风; 占优势 |
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get the drop on sb. |
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抢先拔枪瞄准(某人); 先发制人; 占上风; 占优势 |
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have the drop on sb. |
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抢先拔枪瞄准(某人); 先发制人; 占上风; 占优势 |
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have a dropin one's eye |
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有点醉意 |
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have a drop too much |
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酒喝多了, 醉 |
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in drops (=dropby drop) |
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一滴一滴地 |
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knock-out drops |
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蒙汗药 |
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let drop |
(1) |
使跌下, 丢下 |
(2) |
说出, 透露 |
(3) |
不再提起 |
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mail drop |
(1) |
邮筒, 邮筒上的槽口 |
(2) |
谍报人员用来传递秘密消息的地址 |
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One drop of poison infects the whole tun of wine. |
(1) |
[谚] |
(2) |
一滴毒药足以毒化整桶的酒。 |
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take a drop |
(1) |
喝一杯, 自酌自饮 |
(2) |
跌价 |
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take one's drops |
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自酌自饮; 狂饮 |
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The last drop makes the cup run over. |
|
[谚]杯子已满, 多加一滴也会溢出(指超过限度的微小事情也会酿成重大后果)。 |
|
to the last drop |
|
一滴不留 |
|
to the last drop of one's blood |
|
(战斗)到最后一滴血 |
|
drop across |
(1) |
偶然遇见 |
(2) |
训斥, 遣责 |
|
drop asleep |
|
不觉睡着; 安然死去 |
|
drop astern |
|
跟在他船后面; 落在(他船)后面 |
|
fall astern |
|
跟在他船后面; 落在(他船)后面 |
|
drop away |
|
(一个一个地)离开, 散去 |
|
drop back |
(1) |
退后, 后撤 |
(2) |
恢复(旧习惯等)(into) |
|
drop behind |
|
落 伍, 落后, 落在...之后 |
|
drop by |
|
[美]顺便访问一下 |
|
drop dead |
|
倒毙, 暴死 |
|
drop down |
(1) |
落下来 |
(2) |
(风等)突然停止 |
(3) |
沿(河)而下; 倒下来; 下降 |
|
drop in |
|
顺便走访(某人); 顺便进去 |
|
drop on sb. |
|
顺便走访(某人); 顺便进去 |
|
drop into |
(1) |
跌入, 落入 |
(2) |
偶然进入(某地) |
(3) |
不知不觉地进入(某种状态); 不知不觉地养成了(某种习惯) |
(4) |
训斥, 责骂 |
|
drop it |
(1) |
[口]放弃, 作罢 |
(2) |
[祈使句]停止!别再那样了! |
|
drop off |
(1) |
(一个一个地)离开, 散去 |
(2) |
渐渐减少; 质量下降 |
(3) |
睡着 |
(4) |
死去; 衰落 |
(5) |
掉下, 落下 |
(6) |
[口](从车上)下来; (停车)下客 |
|
drop on |
(1) |
偶然遇到; 偶然发现 |
(2) |
被抓个冷不防 |
|
drop upon |
(1) |
偶然遇到; 偶然发现 |
(2) |
被抓个冷不防 |
|
drop out |
(1) |
退出, (中、小学生)中途退学, 脱离, 不参与; [美俚](因对传统的道德观和价值观不再抱幻想而)退出习俗社会 |
(2) |
掉落 |
|
drop over (to) |
|
偶然[顺便]访问 |
|
dropround |
|
顺便走访 |
|
dropshort |
(1) |
得不到..., 达不到目标; 不足(of) |
(2) |
[口]暴死 |
|
drop through |
|
落空; 毫无结果; 不再被讨论; 彻底失败 |
|
drop to |
(1) |
下降到; 跌到 |
(2) |
意识到; 发觉 |
特殊用法
|
|
acid drop |
|
酸粒糖 |
|
adiabatic heat drop |
|
绝热热降 |
|
air-pressure drop |
|
【物】空气压降;【采矿】通风压力降 |
|
allowable voltage drop |
|
容 许电压降 |
|
anode drop |
|
阳极电压降, 板压降 |
|
apparent temperature drop |
|
表观温度降, 表观温差 |
|
arc drop |
|
弧(压)降 |
|
automatic drop |
|
(交换机的)自动下落指示器; 吊牌 |
|
automatic rod drop |
|
自动落棒 |
|
available temperature drop |
|
有效温度下降 |
|
back drop |
|
交流声, 哼声; 背景; 干扰 |
|
beam drop |
|
【电磁】波束降落 |
|
black drop |
|
【天】黑滴, 黑跌落(黑系带) |
|
blossom drop |
|
落花(现象) |
|
butterfly drop |
|
(守门员)蝴蝶式跪挡 |
|
calling drop |
|
呼叫吊牌 |
|
carbon drop |
|
降碳(平炉) |
|
carrier drop |
|
载波跌落 |
|
cathode drop |
|
阴极(电势, 电位)降 |
|
cell drop |
|
窝眼盘式排种装置 |
|
chandelier drops |
|
枝形吊灯 |
|
clearing-out drop |
|
【信】话终吊牌 |
|
cold(-air) drop |
|
【气】冷池, 冷空气堆 |
|
constant pressure drop |
|
定压降; 恒压降 |
|
contact drop |
|
接触电压降 |
|
cotton drop |
|
棉籽排种装置[器] |
|
crown drop |
|
滴, 窑滴落物 |
|
cupola drop |
|
【冶】冲天炉珠滴 |
|
delayed drop |
|
【航空】延迟开伞降落 |
|
dew drop |
|
露滴 |
|
diode drop |
|
二极管压降 |
|
double-leg drop |
|
抱双腿摔 |
|
drizzle drop |
|
毛毛雨滴 |
|
electrode drop |
|
电极压降 |
|
enthalpy drop |
|
焓降 |
|
faller drops |
|
(每分钟)针板打击次数 |
|
feeder drop |
|
馈电线(电)压降 |
|
fogdrop |
|
雾滴 |
|
forward mean voltagedrop |
|
正向平均压降 |
|
forward (voltage)drop |
|
【电子】正向压降 |
|
fruit drop |
|
落果(现象) |
|
fruit drops |
|
(透明的)水果硬糖 |
|
fused drop |
|
熔滴 |
|
glass drops |
|
玻璃珠 |
|
gum drops |
|
软糖, 橡皮糖 |
|
hanging drop |
|
悬滴 |
|
head drop |
|
落差(水); 低头 |
|
heat drop |
|
热降; 温度降落 |
|
heavy drop |
|
【军】重型空投 |
|
hill drop |
|
穴播排种装置[器] |
|
hip drop |
|
圈臂绊 |
|
ignitor drop |
|
点火极电压降, 起弧极电压降 |
|
impedance (voltage) drop |
|
阻抗(电压)降 |
|
inductive drop |
|
电感[感应]电压 降 |
|
internal (voltage) drop |
|
内部电压降 |
|
isentropic heat drop |
|
等熵热降 |
|
jelly drops |
|
软糖 |
|
key drop |
|
钥匙孔盖片 |
|
knee drop |
|
跪落(蹦床运动的一种基本技术) |
|
leaf drop |
|
【植】叶落 |
|
lemon drop |
|
柠檬糖 |
|
letter drop |
|
投信口 |
|
line drop |
|
线路电压降 |
|
logarithmic mean temperature drop |
|
对数平均温度降 |
|
low-velocity drop |
|
【军】低速空投 |
|
molten drop |
|
熔滴, 金属液滴, 熔化球 |
|
nebulizer drop |
|
(喷雾)雾滴 |
|
normal cathode drop |
|
正常阴极电压降 |
|
ohmic drop |
|
电阻电压降 |
|
oil drop |
|
【植】油点 |
|
oscillating drop |
|
振荡滴 |
|
overall pressure drop |
|
总压降 |
|
pendulum drop |
|
前荡前摆跳下 |
|
percent reactance drop |
|
电抗压降百分数 |
|
percentage line drop |
|
线路电压降百分数 |
|
physiological drop |
|
生理落果 |
|
pneumatic drop |
|
风压降 |
|
pollination drop |
|
传粉滴 |
|
potential drop |
|
电位降; 势能落差 |
|
pressure drop |
|
压力下降, 压强下降 |
|
purity drop |
|
纯度降低 |
|
radiator temperature drop |
|
【机】散热器温度降落 |
|
reactance drop |
|
电抗电压下降 |
|
reactive drop |
|
无功电压降, 电抗性电压降 |
|
relative voltage drop |
|
相对电压降 |
|
residual pressure drop |
|
剩余压力降低 |
|
resistance drop |
|
电阻(性电)压降 |
|
resistive d.c. voltage drop |
|
电阻性直流电压降 |
|
revolution drop |
|
(发动机)转数降低 |
|
row-crop drop |
|
中耕作物(喷雾喷杆的)下悬喷管 |
|
sand drop |
|
掉砂(铸造缺陷) |
|
saturation voltage drop |
|
饱和压降 |
|
self-restoring drop |
|
自复吊牌 |
|
service drop |
|
架空引入线 |
|
sharp drop |
|
暴跌 |
|
silica drop |
|
硅滴, 含硅质材料的液滴 |
|
speed drop |
|
速度降, 转速降 |
|
stage heat drop |
|
级的热降 |
|
tear drop |
|
表面滴斑(玻璃缺陷), (注料嘴)滴料, 裂伤 |
|
temperature drop |
|
温度下降, 温差 |
|
tube voltage drop |
|
电子管(电)压降 |
|
tubular drop |
|
管形吊牌 |
|
usable enthalpy drop |
|
可用焓降 |
|
useful heat drop |
|
可用热降 |
|
valve voltage drop |
|
管压降 |
|
variable-pressure drop |
|
可变压降 |
|
vertical drop |
|
高度差;【力】竖直降落 |
|
voltage drop |
|
电压降落 |
|
vomiting drop |
|
吐滴 |
|
warm-air drop |
|
【气】暖空气垛 |
|
weight drop |
|
落重法 |
|
wrist drop |
|
【医】腕下垂 |
|
drop in delivery |
|
降低泵的排量 |
|
drop in leaf |
|
活动翻板 |
|
drop in pressure head |
|
压强水头差降 |
|
drop of frequency |
|
频率下降 |
|
drop of the flame |
|
火焰缩短 |
美国传统词典
|
|
drop |
|
drop |
|
AHD:[dr?p] |
|
D.J.[dr%p] |
|
K.K.[dr$p] |
|
n. |
(1) |
The smallest quantity of liquid heavy enough to fall in a spherical mass.See table at measurement |
(2) |
A small quantity of a substance. |
(3) |
drops Liquid medicine administered in drops. |
(4) |
A trace or hint: |
|
not a drop of pity. |
(5) |
Something shaped or hanging like a drop. |
(6) |
A small globular piece of hard candy. |
(7) |
The act of falling; descent. |
(8) |
A swift decline or decrease, as in quality, quantity, or intensity. |
(9) |
The vertical distance from a higher to a lower level. |
(10) |
The distance through which something falls or drops. |
(11) |
A sheer incline, such as the face of a cliff. |
(12) |
A descent by parachute. |
(13) |
Personnel and equipment landed by means of parachute. |
(14) |
Something, such as a trap door on a gallows, that is arranged to fall or be lowered. |
(15) |
A drop curtain. |
(16) |
A slot through which something is deposited in a receptacle. |
(17) |
A central place or establishment where something, such as mail, is brought and subsequently distributed. |
(18) |
A predetermined location for the deposit and subsequent removal of secret communications or illicit goods, such as drugs. |
(19) |
The act of depositing such communications or materials. |
(20) |
Electronics A connection made available for an input or output unit on a transmission line. |
|
v. |
|
dropped, drop.ping, drops |
|
v.intr. |
(1) |
To fall in drops. |
(2) |
To fall from a higher to a lower place or position. |
(3) |
To become less, as in number, intensity, or volume. |
(4) |
To descend from one level to another. |
(5) |
To fall or sink into a state of exhaustion or death. |
(6) |
To pass or slip into a specified state or condition: |
|
dropped into a doze. |
(7) |
Sports To fall or roll into a basket or hole. Used of a ball. |
|
v.tr. |
(1) |
To let fall by releasing hold of. |
(2) |
To let fall in drops. |
(3) |
To cause to become less; reduce: |
|
drop the rate of production. |
(4) |
To cause to fall, as by hitting or shooting. |
(5) |
Sports To hurl or strike (a ball) into a basket or hole. |
(6) |
To give birth to. Used of animals. |
(7) |
To say or offer casually: |
|
drop a hint. |
(8) |
To write at one's leisure: |
|
drop me a note. |
(9) |
To cease consideration or treatment of: |
|
dropped the matter altogether. |
(10) |
To terminate an association or a relationship with.See Synonyms at dismiss |
(11) |
To leave unfinished: |
|
drop everything and help. |
(12) |
To leave out (a letter, for example) in speaking or writing. |
(13) |
To leave or set down at a particular place; unload. |
(14) |
To parachute. |
(15) |
To lower the level of (the voice). |
(16) |
To lose (a game or contest, for example). |
(17) |
Slang To take, as a drug, by mouth: |
|
drop acid. |
(18) |
New England To poach (an egg). |
常用词组
|
|
drop behind |
|
To fall behind: |
|
dropped behind the rest of the class during her long illness. |
|
drop by |
|
To stop in for a short visit. |
|
drop off |
(1) |
To fall asleep. |
(2) |
To decrease: |
|
Sales dropped off in the fourth quarter. |
|
drop out |
(1) |
To withdraw from participation, as in a game, club, or school. |
(2) |
To withdraw from established society, especially because of disillusion with conventional values. |
习惯用语
|
|
get the drop onor |
|
have the drop on |
|
To achieve a distinct advantage over. |
语源
|
(1) |
Middle English droppe |
(2) |
from Old English dropa * see dhreu- |
英汉航海大词典
|
|
drop behind |
|
vt.落后,落在...的后面 |
英汉化学大词典
|
|
drop behind |
|
vt.落伍,落后,落在...之后 |