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	darker darkest darkey darkey darkeys dark-field microscope dark horse darkie darkie darkies darking dark lantern darkle darkled darkles darkling darkling darkling beetle darkling ground beetle darklings dark matter dark reaction darkroom darks darksome

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