Fluorohydrocarbon
[化] 氟代烃
🗣️ 情景例句
You have some guests in the reception room.
有几位客人在接待室等 。
Excuse me, can you alter this jacket for me?
请原谅，你能替我修改这件短上衣吗？
He will soon be working in an office.
不久就要坐办公室里工作了。