O3
[医] 臭氧
🗣️ 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？
The early bird catches the worm.
捷足先登。
No necessity of making a living away from home results in neglect of children,
人们没有必要离家谋生，所以不会产生孩子无人管的问题，