Explanation: Originally referred to the drama North and South accent. Speaking accent is described as impure, mixed with dialect. Usage: Joint type; as the predicate attribute; describe the accent impure Source: Qing Zhao Yi "Miscellanies exposed eaves Celebration": "Every one stage between Shu Shibu, accent, music prepared by the Quartet." Examples: The people who say ~, is not suitable as a guide. Results: Antiphonal geese and egrets; Cantonese learning Mandarin; Hunan sing opera Postscript: Antiphonal geese and egrets; Cantonese learning Mandarin; Hunan sing opera Riddle: Pingtan drums; Cantonese opera singing