三教九流

Explanation: Old refers to the variety of religious or academic schools. Also refers to the social walks of life. 　　Usage: Joint type; as subject, object, attribute; containing derogatory 　　Source: Zhao Yan Wei Song, "Yunlu Man notes," VI: "(Emperor Wu) asked the old things everyday and the Han Dynasty, the such as the current." 　　Examples: He was a social activist, friends all over ~. Thesaurus:  every walk of life, Extremely poor quality, the three religions, women whose professions are either illegitimate or disreputable, all trades and professions