英语词汇“efficacy”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	efficacy
释义	Word Frequency efficacy (ˈɛfɪkəsɪ) or efficaciousness (ˌɛfɪˈkeɪʃəsnəs) noun the quality of being successful in producing an intended result; effectiveness
随便看	poltroon poltroonery polverine poly- poly polyacid polyacrylamide polyact polyactinal polyactine polyadelphous polyadic polyalcohol polyamide polyamine polyamorous polyamory polyandrous polyandry polyantha polyanthi polyanthus polyanthus narcissus polyarch polyarchies

英语词典包含233703条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。