reduce

英语音标：[rɪˈdjuːs]
美语音标：[rɪˈdʊs]

v.
减少;缩小(尺寸、数量、价格等);(使)蒸发;减轻体重;节食;使还原

例句

Costs have been reduced by 20% over the past year. 

过去一年，各项费用已经减少了20%。

The aim is to reduce traffic at peak periods. 

目的是缓解高峰期间的交通状况。

They drew up and executed a plan to reduce fuel consumption. 

他们制订并实施了一项降低燃料消耗的计划。