efficacy
/ˈefɪkəsi/If you talk about the efficacy of something, you are talking about its effectiveness and its ability to do what it is supposed to. 功效
noun [抽象名词] <正式>功效，效力
Recent medical studies confirm the efficacy of a healthier lifestyle. 近来的医学研究证实了更健康的生活方式的功效。
-fic-
fac,fic=face 表示“脸，面”，fac,fact,fect,fic,fig=make,do,表示“做，制作”
efficacy
n. 功效，功能（ef 出+fic+acy→做出来的结果 →功效）
ef (看作ex， 出) + fic (做) + acy (表示名词) → 做出了效果 → 功效
- 网友用 “Efficacy” 造句精选
- Firms are now studying how genes interact, looking for correlations that might be used to determine the causes of disease or predict a drug's efficacy. 公司正在研究基因是如何相互作用的，以此寻找可用来判断疾病的起因或者预测药物功效的基因相关性。