Dialect is a branch of a language formed by the historical evolution of different places. Pass through an area. Such as Cantonese and Wu in Chinese.
Local languages. Words in a language that are different from the standard language are only used in one region.
Jin Gehong's "Bao Puzi Shi Jun": "There are many ancient books, which may not be difficult to understand, or the world has changed, or the dialects are different." Tang Huangfuran's poem "With Gentleman": "When the family moves south for a long time, their children can understand dialects." Yin Mingtang's poem "Nagato is a thing": "When you buy in Wugeng, the characters of Siyao are always different." Bing Xin's Farewell to Little Readers (8):