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	blue krait blue lace blue lace flower blue land crab blue lavender blue law blue laws blue lead blue lettuce blue light blue lily blue line blue lips blue lobelia Blue Lodge blue lotus blue louse blue lucy blue lupin blue lupine blue magnolia blue mahoe blue mahogany blue mallow blue marguerite

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。