Alprostadil
前列地尔
🗣️ 情景例句
It's a real problem, Robbie.
这确实是个问题 Robbie。
I wish I could.
不行。
By the way, I came into this classroom last Saturday morning, and it was not as clean as usual.
顺便提一句，上星期六上午我来到这个教室时