单词	alternating group
释义	alternating group noun : a permutation group whose elements comprise those permutations of n objects which can be formed from the original order by making an even number of interchanges of pairs of objects Word History First Known Use 1886, in the meaning defined above
随便看	cameo shell cameo ware cameo yellow cameoed cameoer cameoest cameograph cameography cameoing cameos camera camera lucida escapeway escaping escapingly escapism escapisms escapist escapists escapologies escapologist escapologists escapology escarbuncle escargot

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。