Prepump
前级泵, 预抽泵
🗣️ 情景例句
I'm just calling to confirm your appointment tomorrow at 3:00 p.m.
我打电话确认明天下午3点你约定的时间。
He that is full of himself is very empty.
自满的人是很空虚的。
He suggested a picnic.
他建议搞一次野餐。