Polyfluorohydrocarbon
[化] 多氟烃; 多氟代烃
🗣️ 情景例句
It's a deal!
就这么约定！
Please don't blame yourself.
请不要责怪你自己。
Sorry, I don't have one. Ask Lily. I think she has one.
对不起，我没有，问问莉莉，我想她可能有。