单词	fifth columnist
释义	fifth columnˌfifth ˈcolumn noun [countable] a group of people who work secretly to help the enemies of the country where they live or the organization in which they work—fifth columnist noun [countable]
随便看	tear gas tearjerker tearoom teary tease teasel teaser teaser ad tea service tea shop teasingly teaspoon teat teatime tea towel tea tree oil tea urn teazel Tebbit, Norman TEC tech techie technical technical college technicality

英语词典包含52748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。