简明英汉词典

 decrease
[di:5kri:s]
n.
减少, 减少之量
v.
减少

美国传统词典[双解]

 decrease
de.crease
AHD:[d1-kr?s“]
D.J.[di6kri8s]
K.K.[d!6kris]
v.intr.tr.（不及物动词和及物动词）
de.creased， de.creas.ing， de.creas.es
To grow or cause to grow gradually less or smaller, as in number, amount, or intensity.
减少：在数目、数量或强度方面逐渐变得或使…变得少或小
n.（名词）
AHD:[d?“kr?s”] 缩写 dec.

(1)

 The act or process of decreasing.
减少：减小、减少的过程

(2)

 The amount by which something decreases.
减少量，减少额

语源

(1)

 Middle English decresen
中古英语 decresen

(2)

 from Old French decreistre decreiss-
源自 古法语 decreistre decreiss-

(3)

 from Latin d??scere}
源自 拉丁语 d??scere}

(4)

 d?- [de-]
d?- [除去]

(5)

 cr?e [to grow] * see ker- 2
cr?e [增长] *参见 ker- 2

继承用法

 decreas“ingly
adv.（副词）

参考词汇

(1)

 decrease， lessen， reduce， dwindle， abate， diminish， subside

(2)

 These verbs mean to become or cause to become smaller or less.
这些动词的意义为变得或使…变得小或少。

(3)

 Decrease and lessen, interchangeable in most contexts, refer to steady or gradual diminution:
Decrease 和 lessen 在大多数上下文中可互换， 指稳定或逐步的减少：
Traffic decreases on holidays.
节假日行人车辆减少了。
Lack of success decreases confidence.
失败使信心渐减。
Use your seat belt to lessen the danger of injury in an accident.
系上座椅安全带，减少交通事故中受伤的危险。
His appetite lessens as his illness progresses.
随着病情的加重，他的食欲下降了。

(4)

 Reduce emphasizes bringing down, as in size, degree, or intensity:
Reduce 强调在大小、程度或强度方面下降或减少：
The workers reduced their wage demands.
工人们降低了他们在工资方面的要求。

(5)

 Dwindle suggests decreasing bit by bit to a vanishing point:
Dwindle 含有一点一点减少直到消失的意思：
Their savings dwindled away.
他们的积蓄一点点地消耗殆尽了。

(6)

 Abate stresses a decrease in amount or intensity and suggests a reduction of excess:
Abate 强调在数量或强度方面减少，含有去除多余的数量的意思：
Toward evening the fire began to abate.
快到傍晚的时候，火势减弱了。
Nothing can abate the force of that argument.
什么也不能减弱那场辩论的影响力。

(7)

 Diminish implies taking away or removal:
Diminish 含有拿走或除去的意思：
An occasional outburst didn't diminish my respect for her.
偶尔的一次发火并未减少我对她的尊敬。
The warden's authority diminished after the revolt.
典狱长的权威在动乱后下降了。

(8)

 Subside implies a falling away to a more normal level:
Subside 含有降到一个更正常的水平的意思：
The wild enthusiasm the team's victory aroused did not subside.
那支球队的胜利所激起的狂热之情没有消退

现代英汉词典

 decrease
[dI5kri:s]
vi., vt.
decreased, decreasing
减少；变少；降低
The number of children in the school has decreased this year.
今年在校的儿童人数减少了。
Your hunger decreases as you eat.
饥饿感在吃饭时会渐渐消失的。

词性变化

 decrease
n.

(1)

 减少；减弱
There was a decrease in the number of children in school.
在校的儿童人数有所减少。

(2)

 减少量；降低量

现代英汉综合大辞典

 decrease
[di:5kri:s]
vi.
减少[小, 退], 缩短[小], 变小
decrease in number
数目减少
His interest in this subject gradually decreases.
他对这个科目的兴趣逐渐在减退。

词性变化

 decrease
[di:5kri:s]
vt.
使减少[小, 退, 低, 弱], 缩短[小], 使降低[下降]
It is necessary to decrease the amount of coal used.
必须减缩用煤量。

decrease
[di:5kri:s]
n.
[5di:kri:s]

(1)

 减少, 减小, 减退

(2)

 亏短数, 减少额, 减小量
This shows a slight decrease on the numbers of the previous month.
这表明比前一个月的数目略有减少。

继承用法

 decreasing
[dI`kri:sIN]
adj.

词性变化

 decreasingly
adv.
渐减地

习惯用语

 on the decrease
在减少中, 在下降中

decrease to
减少到

decrease in size by...
(尺寸)减少...

decrease in by...
(尺寸)减少...

特殊用法

 estimated net decrease
估计净减额

linear decrease
直线下降

logarithmic decrease
对数递减

potential decrease
电位(下)降, 电位减低

decrease of sensitivity
敏感度减低

参考词汇
decrease     dwindle     diminish     reduce    
都含“减少”的意思。

(1)

 decrease 指“渐渐地减少”, 如:
His temperature decreases.
他的烧退了。

(2)

 dwindle 同decrease 一样, 也是“逐渐地减少”, 但经常指“减少到无或消耗到完为止”, 如:
My savings have dwindled.
我的积蓄减少了。

(3)

 diminish 指“形状缩小, 数量减少”, 特指“看得出来的缩小或减少”, 如:
diminish the revenue by reducing tax
用减税而使国家的收入减少。

(4)

 reduce 指“人为地减少、降低”, 如:
reduce speed
减速。
increase     grow    

用法词典

 decrease
来自拉丁词decrescere〈de- 失出+ crescer长大→减少

参考词汇

(1)

 decrease,lessen,diminish,reduce,abate,dwindle这组动词的一般含义为“减少”。

(2)

 decrease 和lessen比较普通，如果用词不讲究，可以代替这组词中任何其他词。decrease (名词亦为decrease,但重音在第一个音节上)强调数目或使人不快之物的逐渐减少。
如:to decrease the number of working hours,to decrease traffic accidents.
The workmen want to decrease the number of working hours and increase pay.
工人要求减少工作时间而增加工资。

(3)

 lessen 可以表示数量或程度的减少。
如: to lessen hazard,to lessen anxiety等等。
Light lessens as evening comes on.
随着黄昏的来临，光线逐渐变弱。

(4)

 diminish 表示减少损失。
如: to diminish research endownments
However,my enthusiasm waned.The time I spent at exercises gradually diminished.
然而，我的热情减退了。我在做操上花的时间逐渐减少了。

(5)

 reduce 可以表示尺寸、数量、程度或强度的减少，词义引伸之后，可以表示地位、处境、状况的降低。如:to reduce the speed,to reduce household expense,to be reduced to tears,to be reduced to ashes.
This greatly reduced the speed of the ship ,for there was danger that if she travelled too quickly,this rudder would be torn away.
这大大减低了船速，因为如果它走得太快，这个舵会有被冲掉的危险。

(6)

 reduce 的名词为reduction,abate 的名词为abatement,dwindle的名词为dwindlement.

(7)

 abate 表示减少时其内涵是使过分或过量的事物得到缓和。
如: to abate taxes,to abate imports.
The doctor gave him some medicine to abate the powerful pain.
医生给了他某种药，以减弱那剧烈的疼痛。
This is a pity,because noise abatement really is a good cause, and it is likely to be discredited if it gets to be associated with bad science.
这是件憾事，因为减少噪音实在是一项美好的事业；如果把它与贫乏的科学知识搅在一起， 那么这种美好的事业有可能使人生疑。

(8)

 dwindle 特别适用表示“眼看着逐渐缩小”或“渐渐趋于消失”。例如透视原理上的近大远小，即逐渐远离观察者的物体变得似乎越来越小，最终完全消失。
A thin thread of path dwindled and finally disappeared as it climbed the steep slope of the down.
一条小径越远显得越细，在爬上土丘的陡坡时终于消失了。

英文相关词典

 decrease
compress    curtail    cut    diminish    lessen    reduce    shorten    increase    

[七国语言]英汉地理大词典

 decrease
减少, 缩小

[七国语言]英汉公共大词典

 decrease
缩小;减低

[七国语言]英汉机械工程大词典

 decrease
减少

[七国语言]英汉矿业大词典

 decrease
减少

[七国语言]英汉生物学大词典

 decrease
衰落, 减退

[七国语言]英汉数学大词典

 decrease
减少

[七国语言]英汉物理大词典

 decrease
减少

[七国语言]英汉原子能大词典

 decrease
衰减, 减少

美国传统词典

 decrease
de.crease
AHD:[d1-kr?s“]
D.J.[di6kri8s]
K.K.[d!6kris]
v.intr.tr.
de.creased, de.creas.ing, de.creas.es
To grow or cause to grow gradually less or smaller, as in number, amount, or intensity.
n.
AHD:[d?“kr?s”] Abbr. dec.

(1)

 The act or process of decreasing.

(2)

 The amount by which something decreases.

语源

(1)

 Middle English decresen

(2)

 from Old French decreistre decreiss-

(3)

 from Latin d??scere}

(4)

 d?- [de-]

(5)

 cr?e [to grow] * see ker- 2

继承用法

 decreas“ingly
adv.

参考词汇

(1)

 decrease, lessen, reduce, dwindle, abate, diminish, subside

(2)

 These verbs mean to become or cause to become smaller or less.

(3)

 Decrease and lessen, interchangeable in most contexts, refer to steady or gradual diminution:
Traffic decreases on holidays.
Lack of success decreases confidence.
Use your seat belt to lessen the danger of injury in an accident.
His appetite lessens as his illness progresses.

(4)

 Reduce emphasizes bringing down, as in size, degree, or intensity:
The workers reduced their wage demands.

(5)

 Dwindle suggests decreasing bit by bit to a vanishing point:
Their savings dwindled away.

(6)

 Abate stresses a decrease in amount or intensity and suggests a reduction of excess:
Toward evening the fire began to abate.
Nothing can abate the force of that argument.

(7)

 Diminish implies taking away or removal:
An occasional outburst didn't diminish my respect for her.
The warden's authority diminished after the revolt.

(8)

 Subside implies a falling away to a more normal level:
The wild enthusiasm the team's victory aroused did not subside.

朗文英汉综合电脑词典

 decrease
【动】减少，递减

英汉电信大词典

 decrease
n.减小,降低

英汉航空大词典

 decrease
n.减少,减小

英汉化学大词典

 decrease
n.减少,减小;vt.降低

英汉海运大词典

 decrease
vi.减少，减小

基本词义

 decrease
减少，减小

基本词义

 decrease
减弱，减少(气导)减少，减退，降低减小

英汉计算机大词典

 decrease
vt.降低;n.减少

英汉机械大词典

 decrease
n.减小,缩小

英汉汽车大词典

 decrease
n.减少,减退

英汉水利大词典

 decrease
n.减少,降低,缩短

英汉心理学大词典

 decrease
减降

英汉医学大词典

 decrease
n.减少,减少

英汉中医大词典

 decrease
n.减少,减小