2.TTRan object shaped like a large cone that is put on a road to prevent cars from going somewhere or to warndrivers about something 〔公路上阻止车辆通行或向司机发出警示的〕圆锥形路标
1.cone something ↔ offphrasal verbphr vBritish EnglishBrEto put a row of orangecones around an area to prevent people or cars from going there, for example during building work 用圆锥形路标封闭〔某一区域,如在建筑施工期间〕