Pump duty
[化] 泵的排量; 泵输送量
🧩 词语组成解析
pump
[pʌmp]
n. 抽水机;打气筒;泵;轻软舞鞋;
v. 用泵输送 ;涌出;急速摇晃;盘问;
🗣️ 情景例句
It's easy to pick something for my colleagues, but it's difficult for my boss.
给同事们的应该不难买，但是给老板的就难罗。
Love sought is good, but given unsought is better.
追求而得的爱情固然美好，但不经追求而得的爱情更为美好。
I can't afford a new car.
我买不起一部新车。