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TOEFL BNC: 3478 COCA: 3543
effectiveness
noun [U] /ɪˈfektɪvnəs/
  1. the degree to which something works well and produces the result that was intended

    The effectiveness of this drug was checked through clinical trials.

    These recommendations are aimed at improving effectiveness and efficiency.

     Synonyms and related words
    Usefulness and efficiency:usefulness, efficiency, effectiveness...
TOEFL BNC: 3478 COCA: 3543
effectiveness

noun

ADJECTIVE | VERB + EFFECTIVENESS | PREPOSITION ADJECTIVEoverall整體效果great, high, increased高效;增加的效果maximum最佳效果limited有限的效果relative相對有效性potential潛在效果long-term長期效果The drug's long-term effectiveness has yet to be established.這種藥物的長期效果還有待驗證。operational, organizational運營效能;組織成效political政治效能combat, military作戰/軍事效果teacher教師教學效果Exam results are sometimes used as a measure of teacher effectiveness.考試成績有時被用作衡量教師教課效果的依據。clinical, therapeutic, treatment臨牀效果;治療效果VERB + EFFECTIVENESSanalyse/analyze, assess, check, determine, estimate, evaluate, examine, gauge, investigate, judge, measure, monitor, study, test分析效果;檢驗效果;確定效果;評估效果;研究效果;測算效果compare對比效果demonstrate, indicate, prove, show展示/指明/證實/顯示效果The exam results demonstrated the effectiveness of the teaching.考試結果表明了教學效果。achieve, ensure達到/保證成效You may need to increase the dose to achieve maximum effectiveness.你可能需要加大劑量才能取得最大療效。maintain保持效果affect, impact, influence影響效果boost, enhance, improve, increase, maximize增強/提高/改善/增大/最大程度提高效果decrease, destroy, diminish, hamper, impair, limit, reduce, undermine減少效益;破壞效果;損害效益;限制效果;降低效益lose失去效用The drugs work well at first but gradually lose their effectiveness.這些藥的效果起初非常好,但後來逐漸失效。question質疑效果Many people questioned the effectiveness of economic sanctions.很多人對經濟制裁的效果表示質疑。PREPOSITIONeffectiveness as作為⋯的有效性They're doing tests to evaluate the effectiveness of this herb as an antiseptic.他們正通過試驗來評估這種草藥作為殺菌劑的有效性。effectiveness in在⋯方面的效用the effectiveness of penicillin in controlling bacterial infection青霉素在控制細菌感染方面的效用
TOEFL BNC: 3478 COCA: 3543

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