断梗飘蓬

Explanation: Stems: stems of plants; Peng: basil, the case of the wind often blows off from the roots, turn to fly endless. As broken stems, every now and then the basil in general. Describe people traveling all, life is not fixed. 　　Usage: Joint type; as predicate; that life is not fixed 　　Source: Song Shiji You "Qingping Le": "Folk-like dust capacity of self-pity, a few years stems drift off." 　　Examples: A family of rich princess, lonely and confused life Lingding, like ~, life and death, actually hard to book. (Qing, Culture and Sport "Heroic Biography" twenty-second back)