单词	exosporium
释义	exosporium noun ex·​o·​spo·​ri·​um -rēəm plural exosporia -ēə : exine Word History Etymology New Latin, from exo- + -sporium
随便看	internal brown fleck internal brown spot internal check internal clock internal combustion engine internal control internal conversion internal cork internal degree internal energy internal environment internal friction internal gear internal medicine internal navigation internal phloem internal porch internal pressure internal relation internal respiration internal revenue tax internal rhyme internal secretion internal student internal thread

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。