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1. Oxford American Dictionary

   ineffective

   • IPA[ˌinəˈfektiv]

   美式

   • 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, nonsuccessful, 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