Pneumatic pump
[化] 气动泵
🧩 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
Grandpa, you are a terrific guy!
爷爷， 你真了不起！
No one can have all he desires.
无人能有所欲有。
Is there a river in the picture?
画里有一条河吗？