单词	pit border
释义	pit border noun : the extension of the secondary cell wall that forms a rim and overarches the pit cavity of a bordered pit Word History Etymology pit entry 1
随便看	coppy copr- copra copra beetle copra bug copra cake copra itch copra meal copra oil copraemia coprahs copras coprecipitate coprecipitation copremias copresence copresent copresented copresenting copresents copresident copresidents coprinaceaes coprinces coprincipal

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。