Molecular pump
[化] 分子泵; 高真空泵; 分子抽机
🧩 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
What do you often do in your spare time?
你在业余时间都干些啥？
If Grade A is not available, Grade B will do.
如果一等品无货，二等品也可以。
When a plane from London arrived at Sydney airport, workers began to unload a number of wooden boxes which contained clothing.
当一架来自伦敦的飞机抵达悉尼机场时，工人们开始卸下装有服装的一批木箱。