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
Considering the friendly relation between us,
鉴于我们之间的友好关系，
He that is full of himself is very empty.
自满的人是很空虚的。
How Harry came into the possession of this outlandish stuff makes an interesting story which he is fond of relating.
哈里如何得到这种稀奇古怪的东西的，这里有个有趣的故事，而且他挺爱把它讲给别人听。