祸不旋踵

Explanation: Xuanzhong: rotating the heel, compared very short time. Scourge will soon come. 　　Usage: The main predicate; as predicate; describe the disaster is coming soon 　　Source: "Northern Qi Yu Xiu Yuan passed the book": "If the situation disobeys to that fear of disaster does not Xuanzhong, though to clean ourselves up, I still can not help but please Ye of tired." 　　Examples: Hanes Block Xin Kui, however unexpected it to, still do not even consider palace, ~. (Five WANG Ding-Paul "Don Picks of words," Volume III)