Fluorenone
芴酮, 氟润滑脂
🔁 扩展释义
【化】 芴酮
🗣️ 情景例句
Lots to be thankful for.
要感谢的事很多。
I'm very sorry. Can I get you another one?
非常抱歉。能不能另外给你买一条呢？
They also have the disadvantage of being an expensive form of transport.
飞机另一个缺点是昂贵。