Fluorocarbons
(fluorocarbon 的复数) [建] 碳氟化合物
🗣️ 情景例句
I'd like to give her a nice going-away present.
我很想送给她一件好的离别礼物。
You approach it in a different way than I do.
与我做比，你在一个不同的方面更接近。
What did you do at the meeting?
你们在会上做什么呢？