Mnng
N-甲基-N'-硝基-N'-亚硝基胍
🗣️ 情景例句
It is not a terribly good film.
这不是一部特别好的电影。
I would like to welcome you once again.
我向你们再次表示欢迎。
It was half past four. Everything was ready.
一切都准备好。