柯林斯詞典fifth column 1. N (originally) a group of Falangist sympathizers in Madrid during the Spanish Civil War who were prepared to join the four columns of insurgents marching on the city 第五縱隊(duì); 西班牙內(nèi)戰(zhàn)期間位于馬德里的長槍黨黨員支持者準(zhǔn)備加入在城內(nèi)游行的四個(gè)縱隊(duì) 返回 fifth column劍橋詞典a group of people who support the enemies of the country they live in and secretly help them 第五縱隊(duì)（支持并秘密幫助所在國家的敵人的一群人） fifth-columnist noun [ 可數(shù)名詞：有復(fù)數(shù)形式的名詞 ] uk Your browser doesn't support HTML5 audio us Your browser doesn't support HTML5 audio a member of such a group 第五縱隊(duì)隊(duì)員 返回 fifth column