单词盒子

efficacy

E 开头单词

音标发音

  • 英式音标 [ˈef.ɪ.kə.si]
  • 美式音标 [ˈef.ə.kə.si]
  • 国际音标 ['efikəsi, ,efi'kæsəti]
  • 英式发音
  • 美式发音

基本解释

  • n. 功效，效力

词根记忆

  • ef(看作ex，出) + fic(做) + acy(表示名词)→做出了效果→功效

同根派生

  • adj性质的同根词
    efficacious：有效的；灵验的。
  • adv性质的同根词
    efficaciously：有效地；灵验地。
  • n性质的同根词
    efficiency：效率；效能；功效。

英汉例句

  • Recent medical studies confirm the efficacy of a healthier lifestyle.
    最新医学研究证实了较为健康的生活方式的好处。
  • The treatment has no efficacy in that disease.
    这种疗法对那种疾病不管事.
  • The most commonly cited reasons for stopping the treatment were lack of efficacy and side effects.
    最常举出的停止这种治疗的理由是无效和副作用.
  • Recent medical studies confirm the efficacy of a healthier lifestyle.
    最新医学研究证实了较为健康的生活方式的好处。
  • The most commonly cited reasons for stopping the treatment were lack of efficacy and side effects.
    最常举出的停止这种治疗的理由是无效和副作用.

词组短语

    短语

  • clinical efficacy 临床疗效;疗效;疗效观察;临床效果
  • teacher efficacy 教师效能;教师效能感;效能感
  • coping efficacy 应对效能
  • efficacy evaluation 疗效评价;人体功效性评价测试
  • Efficacy observation 疗效观察;效果观察;应用效果观察

英英字典

    剑桥英英字典

  • the ability, especially of a medicine or a method of achieving something, to produce the intended result

    • 柯林斯英英字典

  • If you talk about the efficacy of something, you are talking about its effectiveness and its ability to do what it is supposed to.