单词	symmetric matrix
释义	symmetric matrix noun : a matrix that is its own transpose Word History First Known Use circa 1949, in the meaning defined above
随便看	automen automeres automerises automerisses autometamorphic autometamorphism autometasomatic autometasomatism automimicry automobile automobile insurance automobile liability insurance automobile sled automobile wrench automobile-weed automobiled automobiles automobilia automobiliana automobiling automobilism automobilist automobilists automobilities automobility

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。