zona pellucidaWiktionary 原文英美词源链拉丁语Latin约前 75–公元 3 世纪zōna‘zone’↓ 派生英语Englishzona pellucida词源说明Latin zōna (“zone”) + pellūcida (“transparent”).释义名词noun1(anatomy) A glycoprotein membrane surrounding the plasma membrane of an oocyte.