Perchlorethane
[化] 全氯乙烷
🗣️ 情景例句
OK. I'll be back in a few minutes.
好，过几分钟我就回来。
My fever is gone,but I still have a cough.
我的发烧好了，但是我仍然患咳嗽。
When can you come around to discuss some details with us?
什么时候可以过来和我们讨论细节呢？