efficacy是什么意思,efficacy怎么读


efficacy基本信息

读法:英 ["efɪkəsɪ] 美 ["ɛfɪkəsi]

释义:

  • n. 功效,效力
  • 使用频率:★

    星级词汇:★★

    英英释义

    Noun:

  • capacity or power to produce a desired effect;"concern about the safety and efficacy of the vaccine"
  • 中英词源

    efficacy 功效

    ef-, 向外。-fic, 做,词源同fact, effect.

    efficacy (n.)
    1520s, from Latin efficacia "efficacy, efficiency," from efficax (genitive efficacis) "powerful, effectual, efficient," from stem of efficere "work out, accomplish" (see effect (n.)). Earlier in same sense was efficace (c. 1200), from Old French eficace (14c.), from Latin efficacia; also efficacite (early 15c.), from Latin efficacitatem.

    词态变化

    wWW.WeNTIYI.COM

    权威造句

    1. 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。

    来自柯林斯例句

    2. This plan would have some efficacy in preventing any danger.
    这计划对于防止危险会有些效力.

    来自《现代英汉综合大词典》

    3. The treatment has no efficacy in that disease.
    这种疗法对那种疾病不管事.

    来自《现代汉英综合大词典》

    4. Self - efficacy ( SE ) is being applied into computer use, which was defined as computer self - efficacy ( CSE ).
    计算机 自我 效能感 ( computer self -efficacy, CSE ) 是自我效能感理论在计算机培训 、 计算机辅助技术使用等行为活动中的应用.

    来自互联网

    5. 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.

    来自《简明英汉词典》

    近反义词

  • spectral luminous efficacy 光谱光视效能...
  • preservative efficacy test 防腐效率试验...
  • therapeutic efficacy 治疗效能
  • drug enhancing the efficacy of medicine 引子
  • new efficacy 新增效益
  • toxic efficacy [医] 中毒效能...
  • drug efficacy 药效
  • 相似短语

  • luminous efficacy 光效能,发光功效
  • therapeutic efficacy 治疗效能
  • toxic efficacy 【医】 中毒效能
  • high efficacy concentrated deoxidizer 高效浓缩除氧剂
  • law of learning efficacy 学习效果律
  • drug enhancing the efficacy of medicine 引子
  • luminous efficacy of radiant flux 光见度
  • spectral luminous efficacy 光谱光视效能
  • high efficacy heat conduction grease 高效导热脂
  • 单词分析

    暂无,等待补充.

    记忆方法

    1. ef- "out" + fic- + -acy. 在这里取 out 的引申义:完成、结束(finish, end)之意。
    2. meaning: 事情做完了,事情做结束了. => work out, accomplish.
    3. => 引申为:事情做完、做结束后的效果。=> 效果、功效。

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