英音 [ri‘dju:s]; 美音 [ri‘du:s]; 动词
1.及物动词： [reduce sth ]缩减（体积、数目、程度、价格等）；减小；降低；减低；减少
2.不及物动词：【口】（有意识地）减轻体重；节食
3.及物动词：[reduce sb ]减少某人的级别或地位；降职
4.及物动词：[reduce sb/sth ]使某人/某事物陷入某种（一般指更坏的）状况或情况中
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 ]【化】将（化合物）还原 词形变化 形容词 reducible 副词 reducibly 名字 reducibility 时态 reduced，reducing，reduces 单词剖析 这类协词的一同含义是“降低，变少”。
decrease指渐渐地、不断地降低。
diminish侧重大小数目和重要程度的不断减小，强调减小的部分。
lessen普通用词，与decrease近义。指数目、程度、价值、实力等的降低。
reduce普通用词，含义广。指数目、程度的减少或降低。
dwindle与decrease同义，指渐渐减小，但强调变得愈加少终至全无。 英语讲解 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 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
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