Diazanyl
二氮烷基, 肼基
🗣️ 情景例句
OK. Let's pick up the pace.
好 把节奏加快一些。
The physician said smoking is harmful to my health.
医生说了吸烟对我的健康有害。
I don't know.I've already had my holiday this year.
我不知道。今年我已度过假了。