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	binos binoxalate binoxide bins bint bintangor bints binturong binturongs binuclear binucleate binucleated bio bio- bio-aeration bio-leaching bioabsorbable bioaccumulate bioaccumulated bioaccumulates bioaccumulating bioaccumulation bioaccumulations bioaccumulative bioacoustician

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。