Recirculating pump
[化] 循环泵
🧩 词语组成解析
再循环
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
She's nine years old.
她九岁。
If I had known her telephone number, I would have called her.
如果我知道她的电话号码，我就给她打电话了。
He is collecting money.
他在筹集资金。