Pfcs
abbr. 全氟化碳；全氟代烃类
🗣️ 情景例句
There was no way he could solve the problem.
他根本解决不了这个问题。
Thank you very much for giving us your valuable time.
我们占用了你宝贵的时间，非常感谢。
I don't like this either.
我也不高兴这么做啊。