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
She's nine years old.
她九岁。
Law makers should not be law breakers.
正人先正己。
Thanks very much.
非常感谢。