蛛丝马迹

Explanation: Hanging down from the spider silk can be found where the spider, the mark can be found from the horseshoe the horse go. Metaphor to be found left behind traces of subtle clues century. 　　Usage: Joint type; as subject, object, adverbial; containing derogatory 　　Source: Qing Wang Ben, "Do not Ya Xu" big turn off with the door opened, flooding Haobo, several coagulation world without words is not universal, but in reality clues, exactly, with the classics. " 　　Examples: Alert the public security officers at the scene of the ~, and soon found a clue to the perpetrators. 　　Riddle: Parties Thesaurus:  Traces web