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
You're home from school early.
你今天从学校回来得早。
The best is oftentimes the enemy of the good.
要求过高反难成功。
I work in a middle school near here. I'm a teacher.
我在附近的一个中学教学。我是个教师。