Fluorocarbons
(fluorocarbon 的复数) [建] 碳氟化合物
🗣️ 情景例句
and ask her to come by and talk about it.
请她过来谈谈这件事。
When the sun comes in, the doctor goes out.
阳光入室，医生出屋。
I stopped and he asked me for a lift.
我把车停下，他向我提出要求搭车。