英语词汇“LD50”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	LD50
释义	LD50 \ˌelˌdēˈfiftē\ noun Etymology: lethal dose : the amount of a toxic agent (as a poison, virus, or radiation) that is sufficient to kill 50% of a population of animals usually within a certain time
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