drop out

drop outdrop out1.■离开, 退出He says he has dropped out, and won't attend college any more.他说他退了学, 以后也不会去上大学了。They have dropped out of society.他们已经退出社交圈。2.■掉出The window was open, and the pot just dropped out.窗户开着, 花盆就掉了出去。The teapot dropped out of her hand.茶壶从她手中掉了下来。

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drop out1.■掉下，掉落，掉出，落出：One of her decayed teeth had dropped out.她的一颗蛀牙掉了。As he picked up the purse,the money dropped out.他捡钱包时，钱掉了出来。2.■放弃；退出，不参与(某种活动)；(中途)退学：She has dropped out of politics.她已退出政界。Teenagers who drop out of high school have trouble finding jobs.中学辍学的青少年难找工作。3.■(因不满世俗社会的道德标准和准则而)退出世俗(或习俗)社会，逃避现实，隐退：They are dropping out and trying to find new ways of living.他们在逃避社会现实并试图找到新的生活方式。4.■(尤指词语等)过时，不再使用：This word has virtually dropped out of usage today.这个词实际上现在已不再使用了。to be dropped out of use after a temporary vogue时兴一阵之后便废弃不用5.■弃权，放弃(或退出)比赛：He had injured his leg and had to drop out of the race.他的腿伤了，不得不退出比赛。6.■[俚语](数学题等)不证自明

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