动词

1.及物动词： [reduce sth (from sth)]缩减（体积、数量、程度、价格等）；减小；减少；减低；降低

2.不及物动词：【口】（有意识地）减轻体重；节食

3.及物动词：[reduce sb (from sth)]降低某人的级别或地位；降职

4.及物动词：[reduce sb/sth (from sth)]使某人/某事物陷入某种（通常指更坏的）状态或状况中

5.及物动词： [reduce sth to sth]将某事物概括或简化成某种形式

6.及物动词： [reduce sth (to sth)]【化】将（化合物）还原

词形变化

形容词reducible

副词reducibly

名称reducibility

时态reduced，reducing，reduces

单词分析

这些协词的共同含义是“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。

英语解释

lessen and make more modest

put down by force or intimidation

reduce in scope while retaining essential elements

cut down on; make a reduction in

to remove oxygen from a compound, or cause to react with hydrogen or form a hydride, or to undergo an increase in the number of electrons

lessen the strength or flavor of a solution or mixture

cook until very little liquid is left

take off weight

make smaller

bring to humbler or weaker state or condition

undergo meiosis

lower in grade or rank or force somebody into an undignified situation

simplify the form of a mathematical equation of expression by substituting one term for another

reposition (a broken bone after surgery) back to its normal site

reduce in size; reduce physically

make less complex

be cooked until very little liquid is left

be the essential element

narrow or limit