Dinosterol
[化] 黑海甾醇
🗣️ 情景例句
Yes, we have. For how many?
有，要几张？
Walking to enjoy the sights is enjoyable.
一面浏览景色一面散步最为快乐。
I still think we should buy the IBM PC586.
我仍然认为我们应该买IBM586的。