药物的半衰期是指血药浓度减少一半时的时间的翻译：Half-life refers to reduce by half the blood concentration of drug in time when the 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

Drug half-life is reduced by half when the plasma concentration time

Half-life refers to reduce by half the blood concentration of drug in time when the

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The half-life drugs is reduced by half blood drug concentrations at the time when

Half-life refers to reduce by half the blood concentration of drug in time when the