Diphenylethane
[医] 二苯乙烷
🗣️ 情景例句
Sorry, Richard. They don't have it.
对不起 Richard 他们那里没有。
Did you phone him yourself?
你自己亲自打电话给他吗？
In five working days, if we ship by air.
如果空运的话，五个工作天内可以到。