柯林斯詞典cordon /?k??d?n/ (cordoning,cordoned,cordons) 1. N-COUNT A cordon is a line or ring of police, soldiers, or vehicles preventing people from entering or leaving an area. 警戒線 Police formed a cordon between the two crowds. 警察在兩群人之間設置了一條警戒線。 返回 cordon劍橋詞典a line of police , soldiers , vehicles , etc. positioned around a particular area in order to prevent people from entering it 哨兵線，警戒線 There was a police cordon around the building . 大樓周圍設了警戒線。 返回 cordon