Perfluoroamine
全氟胺
🗣️ 情景例句
No, thank you.
不， 谢谢 。
We can't decide when to leave.
我们不能决定什么时候离开。
With the medicine box under her arm, Miss Zhao hurried off to look after the man.
夹起药箱，赵小姐匆忙去照料那个人。