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1. Oxford Dictionary

   ineffective

   • IPA[ˌɪnɪˈfɛktɪv]

   英式

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

   adj.

   形容詞

   • 1. not producing any significant or desired effect the legal sanctions against oil spills are virtually ineffective a weak and ineffective leader 同義詞 unsuccessful, non-successful, unproductive, fruitless, profitless, ... 更多unprofitable, abortive, failed, futile, purposeless, worthless, useless, ineffectual, inefficient, inefficacious, inadequate, vain, unavailing, to no effect, idle, feeble, weak, inept, lame, archaicbootless, rareunfructuous, inutile, ineffectual, inefficient, inefficacious, unsuccessful, powerless, impotent, inadequate, incompetent, incapable, unfit, inept, lame, feeble, weak, poor, informaluseless, hopeless反義詞 effective, effective
3. • 更多解釋

   ineffective

   • 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 leader

   Oxford American Dictionary