Prepump
前级泵, 预抽泵
🗣️ 情景例句
Well, why don't you tell us about that, Michelle?
那好，能否给我们讲一讲 Michelle？
No! Women should stay at home.
不，女人应该呆在家里！
You mustn't come home late.You must be home at half past ten.
你不准回家太晚，你必须在10点半到家。