Perfluoroallene
[化] 全氟丙二烯
🗣️ 情景例句
I love her very much. She's been a joy.
我很爱她。她是个讨人喜欢的孩子。
Could you give me an indication of the price?
您能提供一个参考价吗？
Put them over there, please.
请把它们放到那边去。