单词	heptavalent
释义	heptavalent adjective hep·​ta·​valent ¦heptə+ : having a valence of seven Word History Etymology hepta- + valent
随便看	buckrammer buckrammest buckrams buckras Bucks bucks bucks up bucksaw bucksaws buckshee bucksheer buckshees bucksheest buckshot buckshots buckskin buckskiner buckskinest buckskinned buckskinner buckskinnest buckskins buckstave buckstay bucktail

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。