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	cerebrations Cerebratulus cerebric cerebro- cerebroganglia cerebroganglion cerebroganglionic cerebropedal expulsions expulsive expuncted expuncting expunction expunctions expuncts expunge expunged expunger expungers expunges expunging expurgate expurgated expurgates expurgating

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