v.(动词)

1. 减，减少，降低，减弱，减轻，使缩短，压缩
2. 变小，下降，缩小，缩短，缩减

n.(名词)

1. 减少，减小，减退，降低
2. 减少额，减少量
3. 减缩位置

v.(动词)

1. vt. & vi. (使)缩短；减小，减少 (cause to) become shorter,smaller,less

n.(名词)

1. [U]减小，降低 reduction
2. [C]减少(量) amount by which sth decreases

Noun:

1. a change downward;

   "there was a decrease in his temperature as the fever subsided"
   "there was a sharp drop-off in sales"
   

2. a process of becoming smaller or shorter

3. the amount by which something decreases

4. the act of decreasing or reducing something

Verb:

1. decrease in size, extent, or range;

   "The amount of homework decreased towards the end of the semester"
   "The cabin pressure fell dramatically"
   "her weight fell to under a hundred pounds"
   "his voice fell to a whisper"
   

2. make smaller;

   "He decreased his staff"
   

The verb is pronounced /dɪ'kriːs/. The noun is pronounced /'diːkriːs/. 动词读作 /dɪ'kriːs/。名词读作 /'diːkriːs/。

1.(使)减少;(使)减小;(使)降低
When somethingdecreases or when youdecrease it, it becomes less in quantity, size, or intensity.

e.g. Population growth is decreasing by 1.4% each year...
人口增长率正在以每年 1.4% 的速度下降。
e.g. The number of independent firms decreased from 198 to 96...
独立公司的数量从 198 个减少到了 96个。

2.减少;减小;降低
Adecrease in the quantity, size, or intensity of something is a reduction in it.

decrease的翻译

e.g. ...adecrease in the number of young people out of work...
失业青年人数的减少
e.g. Bank base rates have fallen from 10 per cent to 6 per cent — adecrease of 40 per cent.
银行的基本利率已从 10% 降到了 6%，降幅高达 40%。

1. 减少：如资料是一直转变的,您应用适当的文字和句子描述. 资料转变可以是增加(Increase),减少(decrease),波动(Fluctuate)或稳定(RemainStable). 一般有两种文法可以表达:

2. 递减：书写简练的另一个例子是递增(increase)运算符 (++)和递减(decrease) 运算符(--). 它们使得变量中存储的值加1或减1. 它们分别等同于+=1和-=1. 因此:逻辑运算符&&和||是用来计算两个表达式而获得一个结果值.

3.

3. 減：书写简练的另一个例子是递增(increase)运算符 (++)和递减(decrease) 运算符(–). 它们使得变量中存储的值加1或减1. 它们分别等同于+=1和-=1. 因此:逻辑运算符&&和||是用来计算两个表达式而获得一个结果值.

4. decrease

4.decrease：dcr; 减少

They are making further efforts to decrease military spending.

他们正在做进一步的努力来减少军费开支。

His interest in this subject gradually decreases.

他对这门学科的兴趣逐渐减退。

The government projected a tax decrease.

政府计划降低税收。

They tried to decrease the costs.

他们设法降低成本。

The new treatment led to a huge decrease in the number of deaths.

新的疗法使死亡率急剧减少。

There has been a steady decrease in population in this city.

这个城市的人口在持续下降。

The number of new students decreased from 210 to 160 this year.

今年新生人数从210减少到160。

The price of wheat has decreased by 15%.

小麦价格降低了15%。

This species of bird is decreasing in numbers every year.

这种鸟的数量在逐年减少。

a decreasing population

逐渐减少的人口

People should decrease the amount of fat they eat.

人们应减少脂肪的摄入量。

There has been some decrease in military spending this year.

今年的军费开支有所减少。

a decrease of nearly 6% in the number of visitors to the museum

参观博物馆人数下降将近6%

Population growth is decreasing by 1.4% each year...

人口增长率正在以每年 1.4% 的速度下降。

The number of independent firms decreased from 198 to 96...

独立公司的数量从 198 个减少到了 96个。

...a decrease in the number of young people out of work...

失业青年人数的减少

Bank base rates have fallen from 10 per cent to 6 per cent 'u2014 a decrease of 40 per cent.

银行的基本利率已从 10% 降到了 6%，降幅高达 40%。

So the researchers suggest 5 Methods: That could decrease costs and increase production of sorghum.

因此研究人员提出了5种办法,这些方法可以在降低成本的同时提高高梁产量.

Why will this Stealth Shouldered Abutment system decrease the use of angled abutments?

为何此隐肩支台系统将会减少弯角支台的使用?

Being due to initial data errors, the result accuracy from the popular adjustment will decrease.

因起算数据误差的存在, 导致了用普通的平差方法求得的结果精度降低.

The demand for tea is on the decrease ( each year ).

茶叶的需求量 ( 逐年 ) 递减.

Resist lipidperoxidation. Increase the activity of SOD and decrease the content of LPO.

抗脂质过氧化作用, 提高SOD活性、降低LPO含量.

These measures will help decrease the cost of production.

这些措施有助于降低生产成本.

With the decrease of light intensity, rhizome biomass of clone and per unit length declined.

随着光照强度的降低, 无性系单位长度根茎生物量下降.

The structure of entire dens is adopted to increase anchorage area and decrease damage from dens.

结构接纳全卡牙形式增大锚定面积,减低牙齿儿对套管的损伤.

There was also an increase in resistin and a decrease in baseline ghrelin levels.

而且抵抗素水平增加,基线ghrelin水平下降.

Large holdings of cash assets clearly decrease profits because of the opportunity loss of interest income.

大量持有现金资产减少了获得利息收益的机会,因而投资收益一定会降低.

The results show that this method can effectively decrease the random error of laser gyro.

结果表明此方法能有效地抑制激光陀螺的随机误差.

Purpose Control the damaged Condition of oil and casing, decrease the loss of water drive store.

目的:控制油水井套管损坏程度, 减小水驱储量的损失.

They found volatilization of dieldrin tended to decrease as bulk density increased.

他们发现狄氏剂的挥发常随紧实度的增加而减低.

The US stimulus plan increased America's debt and deficits and will decrease the valuethe dollar.

美国的经济刺激计划提高了其债务和赤字水平,也将导致美元贬值.

The cost of product will decrease with the expansion of production scale.

一件商品的成本会因生产规模扩大而减少.

The decrease in sales was almost 20 percent.

销售量差不多减少了20%.

There has been a progressive decrease in population every year in this city.

这个城市的人口在逐年递减.

Last year there was a 20 % decrease in his earnings.

去年他的收入减少了20%.

用作不及物动词S+～(+A)

1. The traffic accidents in the city decreased last year.
   该城市去年交通事故减少了。
2. The population began to decrease.
   人口开始减少。
3. Interest in the sport is decreasing.
   人们对此项运动的兴趣已逐渐减退。

用作及物动词S+ ～+n./pron.

1. They decreased the size of the group from 25 to 15.
   他们把小组的人数从25人减少到15人。

1. The decrease in sales was almost 20 percent.
   销售量差不多减少了20％。
2. There has been a decrease in exports.
   出口货物有所减少。
3. Is crime on the decrease?
   犯罪案件是否在减少?

～+介词

• decrease%20by%203%20times">decrease by 3 times减少三倍
• decrease%20by%205%20tons">decrease by 5 tons减少五吨
• decrease%20by%20ten%20percent">decrease by ten percent减少百分之十
• decrease%20in%20number">decrease in number数目减少
• decrease%20to">decrease to减少到

形容词+～

• decrease">gradual decrease逐渐下降
• decrease">sharp decrease急剧下降
• decrease">slight decrease略微减少
• decrease">steady decrease稳定下降

介词+～

• decrease">on the decrease在减少

～+介词

• decrease%20in">decrease in在…方面的减少
• decrease%20in%20production">decrease in production生产下降
• decrease%20to%20three%20hundred">decrease to three hundred减少到300

• The bruise was still visible..though the swelling had decreased.

  出自：A. Sillitoe

• Decreasing the chances of his proposal being accepted.

  出自：J. G. Farrell

v.(动词)

decrease, diminish, lessen, reduce

这组词都可表示“降低”或“减少”。其区别在于:decrease指各种事物逐渐减少、逐渐衰弱的过程; lessen指减轻强度和减缓烈度,也可指从整体上减去部分或在程度上、数量上的减少; diminish指可以看得出的“缩小”“缩减”; reduce指缩小事物的范围、强度、数量等,也可指级别、地位或经济条件的降低。例如:

decrease the dose of medicine when you feel better.你感到好些就减少药剂用量。

The number of fighters had now diminished to two, but the hilltop remained in our hands.现在战士只剩下两个人了,但我们仍然占领着山头。

Good lubrication will reduce friction.良好的润滑会减少摩擦。

The noise lessened as the plane got further away.飞机逐渐飞远了,噪音也就减弱了。

decrease，diminish，lessen，reduce，dwindle

这些词的共同含义是“减少，变少”。

decrease指逐渐地、不断地减少。

diminish侧重大小、数量和重要性的不断减小，强调减小的部分。

lessen普通用词，与decrease近义。指数目、程度、价值、实力等的减少。

reduce普通用词，含义广。指数量、程度的降低或减少。

dwindle与decrease同义，指逐渐减小，但强调变得越来越少终至全无。

• ☆ 14世纪晚期进入英语，直接源自中古英语的decresen，意为减少，缩减。