单词	retrovirus
释义	retrovirusret‧ro‧vi‧rus /ˈretrəʊˌvaɪərəs $ -troʊˌvaɪrəs/ noun [countable] technical a virus of a type that includes some cancer viruses and the AIDS virus, but that also has a quality that makes it useful for genetic engineering
随便看	religiously religious right relinquish reliquary relish relive reload relocate relocation reluctance reluctant reluctantly rely REM remain remainder remaining remains remake remand remand centre remand home remark remarkable remarkably

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