Perchlorethane
[化] 全氯乙烷
🗣️ 情景例句
Hi, Dad. Everything's fine.
嗨 ，爸爸。一切都好。
Money makes the mare go.
有钱能使鬼推磨。
I know it's not necessary. I want to do it.
我知道不必这样，可是我愿付？/span>