简明英汉词典

 knock down
v.
击倒, 拆卸, 拍卖出

美国传统词典[双解]

 knock
knock
AHD:[n?k]
D.J.[n%k]
K.K.[n$k]
v.（动词）
knocked， knock.ing， knocks
v.tr.（及物动词）

(1)

 To strike with a hard blow.
猛烈击打

(2)

 To affect in a specified way by striking hard:
击打：通过重击产生某种特定的效果：
knocked the attacker senseless.
把袭击者打昏

(3)

 To cause to collide:
使碰撞：
I knocked my head on a low beam.
我的头撞到了一根低梁上

(4)

 To produce by hitting or striking:
敲出：通过击或打产生：
knocked a hole in the wall.
在墙上敲出一个洞

(5)

 To instill with or as if with blows:
灌输：通过击打往里面注入，或用类似击打的方式注入：
We tried to knock some sense into his head.
我们试着给他灌输一点常识

(6)

 Slang To find fault with; criticize:
【俚语】 找错；批评：
Don't knock the food; it's free.
别挑剔食物了；它是免费的
v.intr.（不及物动词）

(1)

 To strike a sharp, audible blow or series of blows, as on a door.
猛烈敲击：急速而又能被人听见的一次或多次敲击，如敲门

(2)

 To collide with something:
与某物相撞：
knocked into the table.
撞到了桌子

(3)

 To make a pounding or clanking noise:
发出爆震或相撞的声音：
The car engine is knocking.
汽车发动机发出爆震声
n.（名词）

(1)

 An instance of striking or colliding; a blow.
敲击，碰撞：击打或相撞的事例；敲击

(2)

 The sound of a sharp tap on a hard surface; a rap.
敲击声：在坚硬的表面上的急促敲击的声音；敲击声

(3)

 A pounding or clanking noise made by an engine, often as a result of faulty fuel combustion.Also called ping
爆震声：发动机发出的震动或撞击的声音，通常是由于燃料燃烧不足引起也作 ping

(4)

 Slang A cutting, often petty criticism.
【俚语】 尖刻而琐碎的批评

常用词组

 knock around 或

knock about

(1)

 To be rough or brutal with; maltreat.
虐待：粗暴或残忍地对待；虐待

(2)

 To wander from place to place:
游历：从一个地方漫游到另一个地方：
knocking around Europe.
在欧洲游历

(3)

 Informal To discuss or consider:
【非正式用语】 讨论，思考：
met to knock around some ideas.
聚在一起讨论一些问题

knock back 【非正式用语】
To gulp (an alcoholic drink).
喝下（酒精饮料）

knock down

(1)

 To bring to the ground with a blow; topple.
击倒在地：用一击打倒在地；使倒下

(2)

 To disassemble into parts, as for storage or shipping.
拆卸：为了储藏或运输而拆卸成几部份

(3)

 To declare sold at an auction, as by striking a blow with a gavel.
敲槌宣布卖出：在拍卖会上宣布货物卖出，比如用木槌敲击来宣布

(4)

 Informal To reduce, as in price:
【非正式用语】 削减价格等：
knocked all the radios down 20 percent.
把所有的收音机都降价百分之二十

(5)

 Slang To receive as wages; earn:
【俚语】 收到（工资）；赚：
knocks down $50 an hour.
每小时收入50美元

knock off

(1)

 Informal
【非正式用语】

(2)

 To take a break or rest from; stop:
暂停或休息；停止：
knocked off work at noon.
中午暂停工作

(3)

 To cease work:
停止工作：
It's after five; let's knock off.
已经五点多了；下班吧

(4)

 Informal To complete, accomplish, or dispose of hastily or easily; finish:
【非正式用语】 仓促写出，即席作成：仓促或轻易地完成、做完或处理；结束：
That author knocks off a book a year.
那位作者在一年内仓促完成了这本书

(5)

 Informal To get rid of; eliminate:
【非正式用语】 除掉；消除：
knocked off 12 pounds in a month.
一个月内体重减了12磅

(6)

 Slang To kill or overcome.
【俚语】 杀，战胜

(7)

 Slang To hold up or rob:
【俚语】 持枪抢劫，拦路抢劫：
knocked off a bank.
抢劫银行

(8)

 Informal To copy or imitate, especially without permission:
【非正式用语】 翻印：复印或模仿，尤指在未经允许的情况下：
knocking off someone else's ideas.
抄袭别人的构想

knock out

(1)

 To render unconscious.
使昏迷不醒

(2)

 Sports To defeat (a boxing opponent) by a knockout.
【体育运动】 击倒对手：通过击到对方而击败（拳击比赛中的对手）

(3)

 To render useless or inoperative:
使无用，使失去效能：
The storm knocked out the telephones.
风暴使电话中断

(4)

 Informal To exert or exhaust (oneself or another) to the utmost:
【非正式用语】 尽心尽力：最大程度地努力或用尽（自己或别人的）力量：
knocked herself out to be ready on time.
为了及时作好准备她竭尽全力

knock together
To make or assemble quickly or carelessly.
仓促完成：很快或粗粗地制作或拼凑

knock up

(1)

 Slang To make pregnant.
【俚语】 使怀孕

(2)

 Chiefly British To wake up or summon, as by knocking at the door.
【多用于英国】 敲门叫醒或召唤

(3)

 Chiefly British To wear out; exhaust.
【多用于英国】 用尽力气；精疲力竭

习惯用语

 have it knocked【俚语】
To be certain of success:
确信能成功：
“He knew he had it knocked after he saw a rough cut of Chinatown ” (Time)
“他在看了唐人街 的粗制烟叶后，他知道自己已经成功了” (时代)

knock cold
To render unconscious; knock out.
使昏迷；击昏

knock dead

(1)

 To kill with a blow.
一拳打死

(2)

 Slang To affect strongly and positively:
【俚语】 强烈而肯定地影响：
an amazing performance that knocked the audience dead.
一场使观众为之倾倒的精彩演出

knock for a loop【俚语】
To surprise tremendously; astonish.
使非常吃惊；使震惊

knock it off【俚语】
Quit it. Used in the imperative:
别吵了。用于祈使句：
Knock it off! I'm trying to sleep.
别闹了！我要睡觉了

knock out of the box【棒球】
To force the removal of (an opposing pitcher) by heavy hitting.
打掉投手：由于一再击中球而使（对方投球手）出局

knock the socks off或

knock someone's socks off 【俚语】
To overwhelm or amaze.
使不知所措，使吃惊

语源

(1)

 Middle English knokken
中古英语 knokken

(2)

 from Old English cnocian
源自 古英语 cnocian

现代英汉词典

 knock down

(1)

 拆毁，拆除（建筑、桥等）

(2)

 撞倒 (= knock over)

(3)

 降价出售

knock off

(1)

 停止工作

(2)

 偷，窃取

(3)

 减价；减去
knock off ten per cent for cash
付现金可减价百分之十

(4)

 匆匆做成；迅速完成

knock out

(1)

 〈拳击〉击倒（对方）

(2)

 使吃惊

(3)

 （药物）使昏迷

(4)

 淘汰
Our team was knocked out early.
我们队早被淘汰了

knock together
匆匆做成，草草做成

knock up

(1)

 匆匆做成，草草做成
to knock up a meal
匆匆做好一顿饭

(2)

 挣钱；挣分
She knocked up 40 runs.
她挣得40分。

(3)

 使疲倦

现代英汉综合大辞典

 knock
[nCk]
vt.

(1)

 敲; 击; 打掉

(2)

 相撞; 碰撞

(3)

 [英俚]使感惊讶, 给...以强烈印象

(4)

 [美俚]吹毛求疵; 找碴儿

(5)

 敲门
knock sb. on the head
打某人的头
knock one's head against the door
把头撞到门上
knock the wall down
把墙拆除
knock sb. [sth.] into a cocked hat
(拳击时)把对方打倒使不能再起; 打坏, 打得鼻青眼肿; 挫败; 胜过; 推翻
knock the spots off (out of) sb.
痛打某人; 大大胜过某人
What knocks me is his impudence.
他的厚颜无耻使我感到吃惊。

词性变化

 knock
vi.

(1)

 敲, 击, 打(at, on)

(2)

 碰, 撞

(3)

 发抖; 发出爆击声

(4)

 [美俚]找岔子, 说坏话

(5)

 奔忙, 忙乱
The engine is knocking.
发动机发出敲击的声音。
Who is knocking?
谁在敲门?

knock
n.

(1)

 敲; 打击; 一击

(2)

 不幸; 倒霉; 讨厌的事

(3)

 (机器由于故障发出的)爆击声; 爆击

(4)

 【无】敲击信号

(5)

 [美俚]指摘, 挑剔

(6)

 [英俚](板球赛的)回合, 盘

(7)

 [英俚]拍卖时互相勾结压价的集团; 有压价人捣乱的拍卖
a knock at the door
敲门声
a knock on the head
头上挨的一击

继承用法

 knockabout
[5nRkEbaJt]
n.

(1)

 单桅小帆船; 小游艇

(2)

 喧闹的喜剧表演[演员]

(3)

 粗[牢]的东西

(4)

 厮打, 狠斗

(5)

 流浪汉

词性变化

 knock
adj.

(1)

 吵[喧]闹的

(2)

 (衣服)结实的

(3)

 闲荡的, 流浪的

knock-down(-and)-drag-out
adj.
激烈而无情的

knock-knee
n.
【医】膝外翻; [pl. ]外翻膝

knock-kneed
adj.
"Ｘ"形腿的

knock-pin
n.
定位销, 顶销, 止顶; 顶出杆

knock-reducer
n.
抗爆剂

knock-sedative
adj.
抗震的

习惯用语

 get the knock
喝醉; 被解雇; 被开除; 遭到失败

take the knocks

(1)

 遭受挫折

(2)

 喝醉

stand the knocks

(1)

 遭受挫折

(2)

 喝醉

knock about
接连打击(指拳击), (浪等)反复冲击(船只); (物等)碰撞; 粗暴对待(=knock around); [口]到处流浪, 漫游; 乱放东西

knock about with

(1)

 同...厮混

(2)

 与...乱搞男女关系

knock about together

(1)

 同...厮混

(2)

 与...乱搞男女关系

knock (up) against
碰撞; 同...冲突; 偶然遇见

knock back
一口喝掉; 花费, 用掉; 使...大吃一惊

knock down

(1)

 打[撞]倒; 驳倒

(2)

 把...撞入

(3)

 (拍卖时)敲锤卖出

(4)

 拆除, 拆开

(5)

 [口]使降价

(6)

 (与 for 连用)指名要求

(7)

 [美俚]偷; 盗用(公款)

(8)

 [美俚]赚钱, 挣(工资)

knock down and drag out

(1)

 彻底战胜

(2)

 激烈残酷的打仗

knock for six
[俚]使大吃一惊; 彻底击败

knock home
(把钉子等)敲进去, 钉到头; 彻底驳倒

knock in
(把钉子)钉入

knock into

(1)

 把(某种知识)灌输给...

(2)

 与...相撞

(3)

 [口]偶然碰到(某人)

knock it off
[美俚]住嘴! 别吵了! 住手; 别胡闹了。

knock off

(1)

 敲掉; 击倒

(2)

 下班休息; 罢工

(3)

 [口]匆忙写出; 即席作成(诗、文等)

(4)

 降低(速度, 价格)

(5)

 [美俚]杀死

(6)

 偷, 抢

(7)

 很快吃光

(8)

 拘捕, 捉拿

(9)

 赢得, 得到

knock oneself out
把自己弄得精疲力竭; 尽最大努力

knock out

(1)

 敲出, 敲空(烟灰等)

(2)

 击倒, 打昏

(3)

 使震惊; 使高兴万分

(4)

 匆匆写成(文章), 草草订出(计划)

(5)

 使失去效能, 使无用; 破坏, 使...失败

(6)

 (在比赛中)把...击败[淘汰]

(7)

 【无】脱模

knock over

(1)

 弄翻, 打倒

(2)

 [美俚]袭击; 搜查; 逮捕

(3)

 使心烦意乱, 使不知所措

(4)

 完成, 干完

(5)

 [美俚]抢劫

knock through
把(两个房间的隔墙)拆除, 打通

knock together

(1)

 (使)互撞

(2)

 草草做成

knock under
屈服; 服输, 投降

knock up

(1)

 敲门叫醒

(2)

 赶做; 匆匆安排

(3)

 使精疲力尽

(4)

 [英](板球赛中)很快得分

(5)

 [美俚](指男人)与...通奸; 使受孕

(6)

 (装订)弄齐(纸边)

knock up against
碰撞; 同...冲突; 偶然碰见

特殊用法

 base knock
安全打

carbon knock
【机】积炭(引起的)爆震

compression knock
(内燃机的)压缩爆燃

gas knock
气体爆震[击]

main bearing knock
主轴承(由于间隙过大而引起的)敲击声

piston knock
活塞与缸套间(由于间隙过大而引起的)敲击声

piston pin knock
活塞销与销座间(由于间隙过大而引起的)敲击声

side knock
横向冲击, 活塞松动

spark knock
火花爆击, 提前点火爆震

trace knock
轻度爆震

美国传统词典

 knock
knock
AHD:[n?k]
D.J.[n%k]
K.K.[n$k]
v.
knocked, knock.ing, knocks
v.tr.

(1)

 To strike with a hard blow.

(2)

 To affect in a specified way by striking hard:
knocked the attacker senseless.

(3)

 To cause to collide:
I knocked my head on a low beam.

(4)

 To produce by hitting or striking:
knocked a hole in the wall.

(5)

 To instill with or as if with blows:
We tried to knock some sense into his head.

(6)

 Slang To find fault with; criticize:
Don't knock the food; it's free.
v.intr.

(1)

 To strike a sharp, audible blow or series of blows, as on a door.

(2)

 To collide with something:
knocked into the table.

(3)

 To make a pounding or clanking noise:
The car engine is knocking.
n.

(1)

 An instance of striking or colliding; a blow.

(2)

 The sound of a sharp tap on a hard surface; a rap.

(3)

 A pounding or clanking noise made by an engine, often as a result of faulty fuel combustion.Also called ping

(4)

 Slang A cutting, often petty criticism.

常用词组

 knock around or

knock about

(1)

 To be rough or brutal with; maltreat.

(2)

 To wander from place to place:
knocking around Europe.

(3)

 Informal To discuss or consider:
met to knock around some ideas.

knock back Informal
To gulp (an alcoholic drink).

knock down

(1)

 To bring to the ground with a blow; topple.

(2)

 To disassemble into parts, as for storage or shipping.

(3)

 To declare sold at an auction, as by striking a blow with a gavel.

(4)

 Informal To reduce, as in price:
knocked all the radios down 20 percent.

(5)

 Slang To receive as wages; earn:
knocks down $50 an hour.

knock off

(1)

 Informal

(2)

 To take a break or rest from; stop:
knocked off work at noon.

(3)

 To cease work:
It's after five; let's knock off.

(4)

 Informal To complete, accomplish, or dispose of hastily or easily; finish:
That author knocks off a book a year.

(5)

 Informal To get rid of; eliminate:
knocked off 12 pounds in a month.

(6)

 Slang To kill or overcome.

(7)

 Slang To hold up or rob:
knocked off a bank.

(8)

 Informal To copy or imitate, especially without permission:
knocking off someone else's ideas.

knock out

(1)

 To render unconscious.

(2)

 Sports To defeat (a boxing opponent) by a knockout.

(3)

 To render useless or inoperative:
The storm knocked out the telephones.

(4)

 Informal To exert or exhaust (oneself or another) to the utmost:
knocked herself out to be ready on time.

knock together
To make or assemble quickly or carelessly.

knock up

(1)

 Slang To make pregnant.

(2)

 Chiefly British To wake up or summon, as by knocking at the door.

(3)

 Chiefly British To wear out; exhaust.

习惯用语

 have it knockedSlang
To be certain of success:
“He knew he had it knocked after he saw a rough cut of Chinatown ” (Time)

knock cold
To render unconscious; knock out.

knock dead

(1)

 To kill with a blow.

(2)

 Slang To affect strongly and positively:
an amazing performance that knocked the audience dead.

knock for a loopSlang
To surprise tremendously; astonish.

knock it offSlang
Quit it. Used in the imperative:
Knock it off! I'm trying to sleep.

knock out of the boxBaseball
To force the removal of (an opposing pitcher) by heavy hitting.

knock the socks offor

knock someone's socks off Slang
To overwhelm or amaze.

语源

(1)

 Middle English knokken

(2)

 from Old English cnocian

英汉船舶大词典

 knock down
n.拆散状态,拆卸机器,降价

英汉电信大词典

 knock down
n.拆卸

英汉法学大词典

 knock down
拍板成交

英汉航海大词典

 knock down
vt.拆下,擅倒

英汉化学大词典

 knock down
vt.打倒,拆掉,降低

英汉海运大词典

 knock down
击倒拆除拆卸迫使降价

基本词义

 knock down
拆开，拆卸，打下，使(船)倾覆，迫使降价

基本词义

 knock down
拆开，打下，使(船)倾覆，击倒拆除拆卸迫使降价

基本词义

 knock down
拆开，拆卸，打下

英汉经贸大词典

 knock down
n.拍板成交

英汉计算机大词典

 knock down
vt.打倒(拆掉,降低

英汉汽车大词典

 knock down
n.拆开,拆卸,散装运输

英汉水利大词典

 knock down
n.拍板成交,撞倒,拆除

英汉消防大词典

 knock down
【消】①压住火势 ②抑制火势

英汉冶金大词典

 knock down
n.推出装置,推料装置