单词	ratio essendi
释义	ratio essendi noun ratio es·​sen·​di -eˈsen(ˌ)dē plural rationes essendi : the cause or ground of the existence of a thing Word History Etymology Medieval Latin
随便看	roomy roon roond roons roop rooped rooping roops roorbachs roorback roorbacks roos roose roosed roosers rooses Roosevelt Roosevelt elk Roosevelt Island Roosevelt trout rooseveltian Rooseveltiana Rooseveltism rooseveltite roosevelts

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。