Dihydroequilenin
二氫馬萘雌 (甾) 酮
??? 情景例句
It hurts, doesn't it?
會痛 ，是不是？
Riff raff!
痞子！
Police are wary of itinerants who cannot be traced to a recognized camp boundary or to four walls.
警察則對那些查不出有固定營地或住處的游蕩者保持警惕。