Mnng
N-甲基-N'-硝基-N'-亚硝基胍
🗣️ 情景例句
Please accept these gifts with my thanks.
请接受这些礼物以表达我的谢意。
Whom will you go out with?
你将和谁出去？
I had not laughed since I became deaf.
我耳聋后就从来没有笑过。