It's no use pumping a dry well.
涸进汲水，无济于事。
| 单词 | pump well |
| 释义 |
pump well
英汉-汉英词典
泵井；集水井
词组 | 习惯用语
您要查找的是不是：Pump deep well 深井抽水机 Jump welded tube 对缝焊管；焊缝管；焊接管 humping weld 驼峰焊道 pump recovery well 机采井 dental pulp cells 牙髓细胞；和牙髓细胞 pumping unit well 抽油机井 pumping well 抽水井，抽水孔；抽油井 pump well 泵井；集水井 well pump 井泵 shallow well pump 浅井泵 deep well pump [机] 深井泵 hot well pump 冷凝泵；热井泵 deep well water pump 深井水泵 well servicing pump 修井泵 deep well submersible pump 深井潜水泵 deep well turbine pump 深钻孔涡轮泵
原声例句
新概念英语.词汇随身听.第三册 It's no use pumping a dry well. 涸进汲水，无济于事。 TED-Ed（视频版） The injured muscle may not be able to pump blood as well, and its rhythm might be thrown off. 此外，受损的心肌可能无法泵出血液，而且心脏节律也可能紊乱。 连线杂志 That can be created by heart failure, blood backing up into the lungs from the heart 'cause the heart isn't pumping well. 这可能是由心力衰竭造成的，血液从心脏回流到肺部，因为心脏的泵送不畅。
近义、反义、联想词
近义词n.well
英英词典
pump well n.
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