英语词汇“index case”是什么意思，“index case”的读音、用法及例句翻译-烛光网

词汇	index case
释义	index casen.（名词） The earliest documented case of a disease included in an epidemiologic study.首例病例：传染病学中某种病症最早被记录下来的病例
随便看	afterthought aftertime afterward afterwards afterword afterwork relenting relentless relentless relents relevance relevances relevancies relevancy relevancy relevant reliable reliance reliance reliances reliant relic relic relics relict

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