Fluorocarbon
[建] 碳氟化合物
🗣️ 情景例句
Why, yes.
当然可以。
Congratulations on your good luck.
我恭喜你好运。
Now Wu Peng from Class 1 was in front! Not far behind him was Lin Tao.
现在1班的吴鹏在前边！紧追其后的是林涛。