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单词	Dollo's law
释义	Dollo's law noun Dol·​lo's law ˈdä(ˌ)lōz- : a generalization in biology: characters lost in the course of evolution are never regained in the original form Word History Etymology after Louis Dollo †1931 Belgian paleontologist
随便看	mujahideen mujik mujiks mujtahid mukalla mukden mukdens mukhtar mukluk mukluks Mukri mukris mukti muktuk muktuks mul mulada muladí Dalradian Dalrymple dals dalta dalton Daltonian daltonide

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。