Vacuum pump
[化] 真空泵\\n[医] 真空泵
📖 牛津释义
vacuum pump
pump that creates a partial vacuum in a vessel 真空泵.
🧩 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
That's a great idea, Grandpa!
这太好了， 爷爷。
Barking dogs seldom bite.
善吠的狗很少咬人。
Jim is writing. Lily isn't writing. She's looking at the blackboard.
吉姆在写字。莉莉没在写字。她在看黑板。