Regenerative pump
[化] 涡流泵; 再生泵
🧩 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
When does he arrive?
他什么时候到？
I meet the boy whose aunt is a TV announcer.
我遇到那个男孩的姑妈是电视播音员。
And here's a little present for you.
这里有一件小礼物送你。