英语词汇“couldnt”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	couldnt
释义	couldntCOCA¹⁸¹⁹¹modalv.会；表示知道如何做懂得
随便看	engine sump tank engine sump well engine supercharger engine super charger engine superheater engine superstructure Engine Supervisory Control engine suporting plate engine support engine support bar engine support bracket engine support cushion engine supporting arm engine supporting plate engine support insulator engine support oil shield engine support spring engine surge engine surge recovery control engine survey engine surveyor engine suspension engine suspension frame engine sweeper engine swept volume