Fluoram
二氟化铵
🗣️ 情景例句
Certainly, sir. I'll get a taxi for you. Are you going directly to the cinema?
好的，先生。我会帮您叫车的，您直接去电影院吗？
Which one is better?
哪一个是较好的？
It would represent quite a savings.
这省下的可是一笔不少的钱哩。