用作动词(v.)

They are making further efforts to decrease miptary 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。

用作名词(n.)

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。

用作动词(v.)用作不及物动词S+～(+A)

The traffic accidents in the city decreased last year.
该城市去年交通事故减少了。

The population began to decrease.
人口开始减少。

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.

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.)

The decrease in sales was almost 20 percent.
销售量差不多减少了20％。

There has been a decrease in exports.
出口货物有所减少。

Is crime on the decrease?
犯罪案件是否在减少?

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

spght 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

用作动词(v.)

They are making further efforts to decrease miptary 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。

用作名词(n.)

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。

用作动词(v.)用作不及物动词S+～(+A)

The traffic accidents in the city decreased last year.
该城市去年交通事故减少了。

The population began to decrease.
人口开始减少。

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.

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.)

The decrease in sales was almost 20 percent.
销售量差不多减少了20％。

There has been a decrease in exports.
出口货物有所减少。

Is crime on the decrease?
犯罪案件是否在减少?

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

spght 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

【近义词】

v.
• abate
• diminish
• reduce

【反义词】

v.
• augment
• boost
• increase
n.
• boost
• increase