单词	even permutation
释义	even permutation noun : a permutation that is produced by the successive application of an even number of interchanges of pairs of elements Word History First Known Use 1881, in the meaning defined above
随便看	topiarier topiaries topiariest topiarist topiarists topiary topic topic of discussion topic sentence topical topicalities topicality topically topics topinambou topinambour topincross toping Topinish topinishes topis topkick topkicks topknot topknot pigeon

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。