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  1. ineffective

    • IPA[ɪnɪˈfɛktɪv]

    英式

    • adj.
      not producing any significant or desired effect
    • 釋義

    形容詞

    • 更多解釋
    • IPA[ˌinəˈfektiv]

    美式

    • adj.
      not producing any significant or desired effect: the legal sanctions against oil spills are virtually ineffective a weak and ineffective president

    Oxford American Dictionary

  2. 知識+