Donkey pump
[化] 蒸汽往复泵(锅炉进水泵)
🏥 医学释义
辅助泵
🧩 词语组成解析
donkey
['dɔŋki]
n. 驴，毛驴;笨蛋，傻瓜;（美国）民主党的象征;
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
I would like to mail this package.
我想把这包裹给寄了。
Where can I make a reservation?
我到哪里可以预订？
No necessity of making a living away from home results in neglect of children,
人们没有必要离家谋生，所以不会产生孩子无人管的问题，