英语词汇“drop buckets into empty wells”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	drop buckets into empty wells
释义	drop buckets into empty wells 基本例句空井打水 Drop a bucket into an empty well.空井打水，徒劳无益。
随便看	automatic screw-machine automatic-screw-machine automatic scribing automatic scribing pattern automatic script automatic scrolling automatic scutcher automatic seal automatic seal imprint identification automatic sealing automatic sealing machine automatic seamer automatic seamless glove knitter automatic seamless hosiery machine automatic seam welding automatic search automatic-search automatic search circuit automatic searching automatic search jammer automatic search trajectory automatic seat reservation system automatic sea water distiller automatic sectionatizer automatic section switch