Cernrifugal pump
[机] 离心泵, 旋涡水泵
🧩 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
They graduated from high school last year.
他们去年高中毕业。
The increase in sales is being maintained.
销售额持续增长。
Why isn't Mrs. Lee's cat catching the mice?
李太太的猫为何不在抓这些老鼠呢？