Rotopiston pump
[化] 转子活塞泵
🧩 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 see. What time will she come back?
哦，那她几点会回来？
I'll make up the money to the amount you need.
我会补足这笔款项。
He was never seen again.
后来再也见不到这个人了。