音标:[di:ˈkri:st] ;
v. (使)缩短, 减小, 减少( decrease的过去式和过去分词 )
a. made less in size or amount or degree

词性分布:
形容词100%

decrease的用法和样例:

例句

用作动词(v.)
  1. 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。
  2. His interest in this subject gradually decreases.他对这门学科的兴趣逐渐减退。
  3. The government projected a tax decrease.政府计划降低税收。
  4. They tried to decrease the costs.他们设法降低成本。
用作名词(n.)
  1. 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。
  2. There has been a steady decrease in population in this city.这个城市的人口在持续下降。

常见句型

用作动词(v.)
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。
用作名词(n.)
  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?

词汇搭配

用作动词 (v.)
~+介词
  • decrease by 3 times减少三倍
  • decrease by 5 tons减少五吨
  • decrease by ten percent减少百分之十
  • decrease in number数目减少
  • decrease to减少到
用作名词 (n.)
形容词+~
  • gradual decrease逐渐下降
  • sharp decrease急剧下降
  • slight decrease略微减少
  • steady decrease稳定下降
介词+~
  • on the decrease在减少
~+介词
  • decrease in在…方面的减少
  • decrease in production生产下降
  • decrease to three hundred减少到300

经典引文

  • 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
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