Haleite
[化] 二硝基乙胺
🗣️ 情景例句
It's almost certain that they'll get a divorce.
他们离婚几乎已成定局。
What is happening down there?
下面发生什么事情？
I cannot express how glad I am to hear from him.
我无法表达我接到他的信时有多高兴。