英语词汇useless work怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

1
From the viewpoint of efficiency, the energy of cardiac murmur corresponds to useless work.
从效率的观点看，返流性心脏杂音对应于无用功。
2
Pipeline pumps are increasingly doing useless work with the decrease of annual throughput in Renqiu-Beijing Oil Pipeline.
随着任京线年输量的逐渐下降，管道输油泵所做的无用功越来越多。
3
Management of Yidelong : Speaking with numbers , equivocal report , account and study are nonsense and useless work , only action can prove all .
益德隆的管理：用数字说话，模棱两可的汇报、说明和研究都是废话、是无效的工作，行动证明一切。

单词	useless work
释义	useless work 简明释义无用功：指那些没有实际效果或价值的工作。网络释义 1 [力]?虚功 ... useless token 没用处的记号 useless volume 无效容积 useless work 虚功 ... 2 ?无用功无用功双语例句 1 From the viewpoint of efficiency, the energy of cardiac murmur corresponds to useless work. 从效率的观点看，返流性心脏杂音对应于无用功。 2 Pipeline pumps are increasingly doing useless work with the decrease of annual throughput in Renqiu-Beijing Oil Pipeline. 随着任京线年输量的逐渐下降，管道输油泵所做的无用功越来越多。 3 Management of Yidelong : Speaking with numbers , equivocal report , account and study are nonsense and useless work , only action can prove all . 益德隆的管理：用数字说话，模棱两可的汇报、说明和研究都是废话、是无效的工作，行动证明一切。
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