单词	mean difference
释义	mean difference noun : the average of the absolute values of the n (n −1)/2 differences that exist between pairs in a statistical distribution of n elements Word History First Known Use 1830, in the meaning defined above
随便看	slickensides slicker slickers slickest slicking slicking back slicking down slickings slicklier slickliest slickly slickness slicknesses slickrock slickrocks slicks slicks back slicks down slickster slicksters slickstone slickstones slid slidable slidably

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。