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
He has the reputation of being bright.
他以头脑好而闻名。
Hope is but the dream of those that wake.
希望是清醒者的梦想。
Hi! I'm sorry I was out when you rang.
你好！我很抱歉，你打电话时我出去了。