a quantity of a medicine or drug taken or recommended to be taken at a particular time
（药物的）剂量，一剂，一服
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he took a dose of cough mixture. 他吃了一服止咳合剂。
an amount of ionizing radiation received or absorbed at one time or over a specified period
（一次或一段时间内接受或吸收的电离辐射的）剂量
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a dose of radiation exceeding safety limits. 超过安全限度的辐射剂量。
〈非正式〉 性病；花柳病。
〈非正式〉 （像药一样虽苦却必要的事情的）一点，一份，一次，一番
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I wanted to give you a dose of the hell you put me through. 我也要让你也尝一尝你让我经受的痛苦。
administer a dose to (a person or animal)
给（人，动物）服一剂药
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he dosed himself with vitamins. 他服用了维生素。
adulterate or blend (a substance) with another substance
在……中掺入（或混入）
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the petrol is dosed with lead. 这种汽油里掺入了铅。
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in small doses informal when experienced or engaged in a little at a time 〈非正式〉 一次一丁点地，少量地computer games are great in small doses . 电脑游戏少量玩玩是很好的 -
like a dose of salts Brit. informal very fast and efficiently 〈英， 非正式〉 很快地，一下子we'll go through this place like a dose of salts and scrub it from top to bottom. 我们将很快把这个地方从上到下擦洗干净 -
［ORIGIN from the use of Epsom salts as an aperient．］
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a dose 一剂药
真题例句：
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the minimal dose 最小剂量
真题例句：
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dosen.剂量；一剂；一服；性病；花柳病；一点；一份；一次；一番
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losev.失去；丢失；输掉；未赢得（游戏；竞赛）；入不敷出；亏损；迷路；专注于；使…失去；（因死亡、断交）痛失（亲属）
"late Middle English： from French, via late Latin from Greek
