Geramine
洁尔灭, 氯化烷
🗣️ 情景例句
Richard, these are terrific pictures. Richard
这些照片真棒。
Your friend was here a week ago,wasn't he?
一个星期前，你的朋友曾在这里，是不是？
He never has anything to do.
他从来都是无事可做，