单词	extraembryonic
释义	ex·tra·em·bry·on·ic (ĕk′strə-ĕm′brē-ŏnĭk) adj. Of or being a structure that is outside the embryo: extraembryonic membranes.
随便看	silversmith silver spoon silverspot silver standard Silver Star silvertip silver-tongued silverware silver wattle silverweed silverwork silvery silvex silvichemical silvicolous silvicultural silviculture silviculturist sima Simbirsk Simchas Torah Simchat Torah Simcoe Simenon Simeon

英语词典包含135693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。