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
Would you like a beer?
你想喝杯啤酒吗？
He who wants a mule without fault,must walk on foot.
指望驴子无缺点，只有自己徒步行。
It's running after a cat.
在追一只猫。