Hydroxylammonium
羟铵
🗣️ 情景例句
It was for a good reason.
你今天早走是有原因的。
He has graciously consented to speak to us on that subject tonight.
他同意今晚他将就这一专题演讲。
It was a cold spring morning in the city of London in England.
英国伦敦，一个寒冷的春天的早晨。