柯林斯词典tear up (tearing,tore,torn,tears) 1. PHRASAL VERB If something such as a road, railway, or area of land is torn up, it is completely removed or destroyed. 拆除; 拆毁 Dozens of miles of railway track have been torn up. 数十英里的铁轨已被拆除。2. →see tear 返回 tear up