单词	thirty-thirty
释义	thirty-thirty noun thir·​ty-thir·​ty ˌthər-tē-ˈthər-tē  : a rifle that fires a .30 caliber cartridge having a 30 grain powder charge —usually written .30–30 Word History First Known Use 1929, in the meaning defined above
随便看	coevolutions coevolve coevolved coevolves coevolving coexecutor coexecutors coexerted coexerting coexerts coexist coexisted coexistence coexistences coexistent coexisting coexists coextended coextending coextends coextension coextensions coextensive coextensively coextrude

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。