Nitracetanilide
[化] 硝基乙酰苯胺
🗣️ 情景例句
It's too hard to explain.
这很难解释清楚。
There must be someone behind the door.
门后必然有人在。
I want a dress like that one, but it must be my size.
我想一件和那件一样的，但必须是我的尺寸。