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    1. 首頁英語詞典efficaciousefficacious英英釋意

      efficacious

      英 [,ef?'ke???s] 美
      • adj. 有效的;靈驗(yàn)的

      英英釋意


      1. marked by qualities giving the power to produce an intended effect;
      "written propaganda is less efficacious than the habits and prejudices...of the readers"-Aldous Huxley
      "the medicine is efficacious in stopping a cough"
      2. producing or capable of producing an intended result or having a striking effect;
      "an air-cooled motor was more effective than a witch's broomstick for rapid long-distance transportation"-LewisMumford
      "effective teaching methods"
      "effective steps toward peace"
      "made an effective entrance"
      "his complaint proved to be effectual in bringing action"
      "an efficacious law"