单词	cystid
释义	cystid noun cys·​tid ˈsistə̇d plural -s : any fossil or echinoderm of the class Cystoidea Word History Etymology New Latin Cystidea
随便看	birthers birthes birthing birthing room birthings birthland birthless birthmark birthmarks birthmothers birthnight birthnights birthpatients birthplace birthplaces birthrank birthrate birthrates birthright birthrights birthroot birthroots births birthstone birthstones

英语词典包含469781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。