Prepump
前级泵, 预抽泵
🗣️ 情景例句
How long will it take to get some more in from the factory?
从工厂再运一些货过来要多久？
Your unit price seems fair enough, but we're hoping for a higher discount rate.
单价似乎合理，但我们希望给予更高的折扣率。
It's like this.
是这样的。