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  1. effortful

    • IPA[ˈefərtfəl]

    美式

    • adj.
      requiring or exhibiting strenuous physical or mental exertion
    • 釋義

    形容詞

    • 1. requiring or exhibiting strenuous physical or mental exertion dyslexia makes reading and spelling extremely effortful
    • 更多解釋
    • IPA[ˈɛfətf(ʊ)l]

    英式

    • adj.
      requiring or exhibiting strenuous physical or mental exertion: dyslexia makes reading and spelling extremely effortful

    Oxford Dictionary

  2. 知識+