单词	pervalvar axis
释义	pervalvar axis noun per·​valvar axis ¦pər, (ˈ)per+…- : the longitudinal axis of the frustule of a diatom Word History Etymology per- + valvar
随便看	prestiger prestiges prestigest prestigiation prestigiator prestigiators prestigious prestigiously prestigiousness prestigiousnesses prestissimo prestissimos presto presto chango prestoer prestoest prestoma prestomal prestomum prestomums Preston preston salts prestorage prestorages prestore

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。