Perfluorination
[化] 全氟化; 全氟化作用
🗣️ 情景例句
Oh, it was nice meeting all of you.
哦， 很高兴会见你们各位。
I'm pressed for time.
我赶时间。
Train compartments soon get cramped and stuffy.
车厢很快就变得拥挤、闷热，