英语词汇“all our efforts were frustrated”的翻译、意思、用法、释义-英汉汉英词典

单词	all our efforts were frustrated
释义	英華字典資料庫同義詞☞verlieren
随便看	production summary report production supervision production supervisor production, surface production-- surface production system production tamper production techniques production test production test flight production testing production test report production theory production time production time of maintenance and repair production transfer production tube production--unit production value production values production verification test production welding production well production， associated production， batch