Penthrane
甲氧氟烷
🗣️ 情景例句
This is Gao Qiang in Room 409.
我是409房间的高强。
I am sorry Mr. Chen is unavailable, would you like to speak to anyone else?
抱歉陈先生不在，你要不要跟其他人讲话？
The two brothers look very much alike.
这兄弟俩看上去很相像。