The drug works by blocking the action of HIV's enzyme reversetranscriptase, stopping the virus from replicating in cells.
该药物的作用机理是通过阻断艾滋病毒逆转录酶，阻止病毒在细胞内复制。
2
There are hints that reversetranscriptase is needed for a lot of early embryonic functions associated with getting cells ready to specialise into different types of tissue.
有线索表明，在与细胞发育成各种组织相关的早期胚胎的功能中，逆转录酶是必需的。
3
Various reversetranscriptase–polymerase chain reaction (RT–PCR) methods are available but are of variable sensitivity.