英 [dɪˈkriːs] 美 [dɪˈkriːs]
v. （使）减少，（使）降低
n. 减少，降低
复数decreases
第三人称单数decreases
现在分词decreasing
过去式decreased
过去分词decreased
decrease // CET4 TEM4 [ decreasing decreased decreases ]
及物动词/不及物动词 When something decreases or when you decrease it, it becomes less in quantity, size, or intensity. 使降低; 降低
Population growth is decreasing by 1.4% each year.
人口增长每年下降1.4%。
The number of independent firms decreased from 198 to 96.
独立公司的数量从198家减到了96家。
Since 1945 air forces have decreased in size.
1945年以来，空军的规模已经缩小。
可数名词 A decrease in the quantity, size, or intensity of something is a reduction in it. 减少; 降低
In Spain and Portugal there has been a decrease in the number of young people out of work.
在西班牙和葡萄牙，失业青年人数已经有所下降。
a process of becoming smaller or shorter
同义词： decrement
the amount by which something decreases
同义词： decrement
the act of decreasing or reducing something
同义词： diminution / reduction / step-down
听力材料长度（length）增加，每类文章的长度都在600字以上 2. 总题目数量减少（decrease），老托福听力题目为50道，新托福为34道 3. 听力题型简化为两大类：长对话（2个），课堂讲座（4 .
... reduce v.指人为地使某物在数量或重量方面的减少或降低。 decrease v.指数量上的减少；气力或者强度的减弱。 decline v. (数目、价值、比率)下降；谢绝，婉言推辞；衰退，衰落。 ...
指针递增（Increase） 指针递减（Decrease） 存取前移动指针（Before） IB DB 存取后移动指针（After） IA DA 3.
decreasing 渐减的
decreasing 减少；缩减（decrease的ing形式）
People should decrease the amount of fat they eat.
人们应减少脂肪的摄入量。
It will sharply decrease work efficiency.
这会大幅降低工作效率。
There has been a decrease in traffic accidents.
交通事故减少了。
Annette Flanagin and Joe Wislar said they were pleased about the decrease but had hoped it would be larger.
VOA : special.2009.10.08
So would you expect, therefore, as we go across a row for the atomic radius, to increase or to decrease? Good. OK, yes.
那么大家觉得，原子半径沿着某一行向右走，是会增大还是会减小呢？很好，不错，是的。
化学原理课程节选 : 麻省理工公开课
Not only are we taking away an electron here, but we're also going to decrease shielding, so the electrons that are already in there are going to feel a higher z effective and will be pulling and the atom will be getting smaller.
这不只是因为我们拿走了一个电子，还因为我们这样做会减小屏蔽效应，这样留下的电子,将会感受到更大的有效核电量,也就会感受到更强的吸引力，使得原子变得更小。
化学原理课程节选 : 麻省理工公开课
In other new research, a study has found that circumcision does not decrease the risk that H.I.V.positive men will infect women.
VOA : special.2009.07.29
A city report says economic activity last year totaled almost three billion dollars, a four percent decrease from two thousand seven.
VOA : special.2009.03.30
Only 22% of them anticipate a decrease in hiring, down from 86% a year ago.
Revenues were expected to decrease by 10%, but instead dropped by 19%, he added.
The point is to decrease the car's turning circle (another weak point in front-drive cars).
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