英语词汇efficacy, efficacities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	efficacy, efficacities
释义	efficacy, efficacities n.efficacy, efficacity的变形 efficacy, efficacity['efikəsi; ,efi'kæsəti] n.功效；效能，效力；效验变形: n.efficacy, efficies.efficacy, efficacities
随便看	hard as a bone hard as a brick hard as a flint hard as a stone hard as flint hard as nails hard-ass hard-asses hard-asset hardback hardbacked hardbacks hardbake hard-baked hard-bakeds hardbakes hardbaking hardball hardballer hardballs hard beach hard-bill hard-bills hard-bitten hard-bittens

英汉双解词典包含483723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。