Hn2
[化] 氮芥; 二·甲基胺; 二氯乙基·甲基胺
🗣️ 情景例句
I sent the wrong key.
我寄错了钥匙。
Should I go this way,or that way?
我应该这样去,还是那样？
I'm sorry to hear that. I hope you're better now.
听说你病 了，我心里很不好受。我希望你现在好些了。