英语词汇efficacy的意思、用法及释义-英汉双解词典

单词	efficacy
释义	efficacy n[U] state or quality of being efficacious 有效性; 效能; 功效 test the efficacy of a new drug 测试新药的效能.
随便看	fan belt fancier fanciful fancifully fan club fancy fancy dress fancy-free fancy man fandango fanfare fang fan heater fanlight fan mail fanny fantasia fantasize fantastic fantastically fantasy FAO far far-away farce

英汉双解词典包含38652条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。