fifth column の英語での意味
fifth columnˌfifth ˈcolumn noun [countable] 
すべての翻訳を見る a group of people who work secretly to help the enemies of the country where they live or the organization in which they work自分が住む国や所属する組織の敵を秘密裏に支援する人々のグループ—fifth columnist noun [countable]
すべての翻訳を見る a group of people who work secretly to help the enemies of the country where they live or the organization in which they work自分が住む国や所属する組織の敵を秘密裏に支援する人々のグループ—fifth columnist noun [countable]