Fluocarbon
氟代烃
🗣️ 情景例句
Where are you going on your honeymoon?
你准备上哪度蜜月？
The new play was good and everybody enjoyed it.
新戏很好看并且所有人喜欢它。
It was very old and precious even then.
却使在当时，它也属历史悠久的珍奇之物。