逆转 nìzhuǎn reverse Origin Definitions Defs Strokes Stroke Words Sentences Sents 不可逆转 bùkěnìzhuǎn irreversible 逆转录病毒 nìzhuǎnlùbìngdú retrovirus a type of RNA virus that replicates in a host cell through the process of reverse transcription逆转录酶 nìzhuǎnlùméi reverse transcriptase