单词	etymological
释义	etymological /ˌɛtɪməˈlɒdʒɪk(ə)l / adjective Relating to the origin and historical development of words and their meanings: an etymological dictionary the etymological roots of the word are of interest... Written language often preserves etymological and morphological facts about the vocabulary that are lost in pronunciation. There are many great etymological books out there that are not listed here. Lots of the most interesting etymological claims that are bandied about on the internet and in the popular press are bunk. Derivatives etymologically /ˌɛtɪməˈlɒdʒɪk(ə)li / adverb ... In this use, they have retained an original and etymologically correct meaning. 'Prole' is etymologically derived from 'proletariat'. There is sometimes an alternation between f and v in grammatically or etymologically related words.
随便看	have only oneself to blame rubicund rubicundity rubidium rubidium–strontium rubidium–strontium dating rubifacient rubifaction rubification rubified rubify rubifying rubiginose rubiginous rubigo Rubik's cube rubine rubineous Rubinstein, Anton Rubinstein, Artur Rubinstein, Helena rubio rubious rub iron rubisco

英语词典包含243303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。