单词	obsoletion
释义	obsoletion noun ob·​so·​le·​tion ˌäbsəˈlēshən plural obsoletions : the act of becoming or condition of being obsolete Word History Etymology obsolete entry 1 + -ion
随便看	nephr- nephralgias nephrectomies nephrectomise nephrectomised nephrectomising nephrectomize nephrectomized nephrectomizes nephrectomizing nephrectomy nephric nephridia nephridial nephridial gland nephridioblast nephridioduct nephridiopore nephridiostome nephridium nephridiums nephrisms nephrite nephrites nephritic

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。