英语词汇effective index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	effective index
释义	effective index effectivenessn. 有效;有力 defectivenessn. 有缺陷,缺乏 noneffectiveadj. 无效的 n. 无效
随便看	second equinoctial colure seconder secondery Second Estate second estates second evaporator second explosion second exposure second extension theorem second face second face of power second factor Second feature second fibre second fiddle second filament second filial second filial generation second fillmass second fill mass second filter Second finger second finial generation second firing second fixed head disk

英汉双解词典包含3607232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。