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
Does this come with a certificate of authenticity?
这有鉴定证明吗？
I'm sure he will get to the game on time.
我确定他会准时参加比赛。
In 1990?
1990年呢？