Perchlorethane
[化] 全氯乙烷
🗣️ 情景例句
Goodbye, it was a pleasure meeting you.
再见， 和你见面很高兴。
He is supposed to be there on time.
按理说他应该准时到那儿。
Kate, could you answer the telephone, please? I'm busy.
凯特，你能接一下电话吗？我忙着呢。