Nash pump
[化] 纳氏泵; 液封型真空泵; 纳氏泵
🧩 词语组成解析
n. 纳什（姓氏）
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
Thank you.
谢谢各位。
As a man lives,so shall he die.
有生必有死。
Thirteen is not as good as one, but it's better than nothing.
“13下是不如1下好，但总比1下也不敲强。