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
I got it.
我猜对了。
Are you over your cold yet?
你伤风好了吗？
She tried to play jazz on it!
因为她用它来弹奏爵士乐。