英语词汇“index case”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	index case
释义	Collins Concise English Dictionary © HarperCollins Publishers:: index case n the first case of a disease, or the primary case referred to in a report
随便看	tusculum tush tushed tushie tushies tushy tusi tusk tusked tuskegee tusker tuskless tusklike tusk shell tussah tussal tussaud tusser tussi tussiculation tussis tussive tussle tussock tussock caterpillar

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