Gaede diffusion pump
[机] 盖德扩散泵
🧩 词语组成解析
[人名] 盖德
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
Please sit down.
请坐下。
In universities,students train to become teachers and engineers.
在大学里，学生们被训练成为教师和工程师。
It's a book.
一本书。