Dinitroaniline
二硝基苯胺
🗣️ 情景例句
That sounds a good idea. Thank you.
好主意！谢谢你。
I'm taking Chinese and History.
我将选中文和历史。
Good morning, Mrs Brown. Well, what's your trouble, young man?
布朗太太早上好。嗯，小伙子有什么病？