弘扬国学 · 传承文化

efficacy

英 ['efɪkəsɪ] 美 ['ɛfɪkəsi]

解释

n. 功效，效力

※ 提供单词"efficacy"的中文意思、发音示范及音标对照，中英文词源、例句和用法等。

中文词源

efficacy 功效

ef-, 向外。-fic, 做，词源同fact, effect.

英文词源

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.

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例句和用法

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。

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.

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

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.

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.