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单词	tetracovalent
释义	tetracovalent adjective tet·​ra·​covalent : sharing four covalent bonds with other atoms or characterized by such sharing tetracovalent nitrogen Word History Etymology tetra- + covalent
随便看	core oil core oven core print core tool core wall Corean corebox corecipient corecipients corecreation cored cored carbon coredeem coredeemed coredeeming coredeems coredemption coredumps ideologize ideologized ideologizes ideologizing ideologue ideologues ideology

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。