自周秦时代开始，我国就重视对少数民族语言的记录与研究。西汉杨雄的《方言》不仅有汉语的与“雅言”对举的各地方言，而且还搜集了一些北方少数民族语言以及属于当时“百越”民族语言的词语。形成于两汉时期的汉语训话学，自魏晋之后，训信范围不断扩大，出现了运用汉语训伤 Since the Zhou dynasty, China has placed great emphasis on the recording and study of minority languages. The “dialect” of Yang Xiong in the Western Han Dynasty not only included dialects spoken by both Chinese and “elegant words,” but also collected some northern ethnic languages ​​as well as words belonging to the “Baiyue” national language. Since the Wei and Jin dynasties, the scope of the letter of proof has been constantly expanded, and the use of Chinese language training