英语词汇efficaciousness怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	efficaciousness
释义	请查阅词条:efficacious
随便看	subsistence farming subsistence farming/agriculture etc subsistence payment subsistent subsistent subsisting subsists subsoil subsoiler subsonic subsonically subsp. subspecies subspecific substance substance-abuse substance abuse substanceabuse substanceless substances substandard substantial substantialities substantiality substantially

英汉双解词典包含283110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。