Cholestadienone
[医] 胆甾二烯酮
🗣️ 情景例句
I'm sick and tired of you!
你让我烦透了。
I must play my spare time well, or I end up doing nothing.
我必须善于利用空闲的时间，否则生命将会在无所事事中告终。
Do you think you can come?
你认为你能来吗？