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
Which subject were you best interested in?
你对哪一科最有兴趣？
I'm sleeping upstairs.
我在楼上睡觉。
Thanks. I think we have everything. Thank you for having us.
多谢。我想我们没忘记什么东西。