单词	勤心快意
释义	同ACTIVITY
随便看	electrochromic ceramic electro chromic device electro chromic device--ecd electro chromic device，ecd electrochromic display electrochromic display {= ecd} electrochromic dye electrochromic polymer electrochromism electrochronograph electrocircuit electrocision electroclash electro-cleaning electrocleaning electroclock electrocoagulation electro-coating electrocoating electrocochleography electrocolorimeter electrocolorimetry electro-communication electrocommunication electroconductance