语言格局是一种历史的产物,是漫长历史演进的结果。探究各民族的语言状态及其成因,须从追寻其历史根由入手,它同历史上常见的民族征服与异族统治,民族文化的长期接触与交流,人口迁徙引起的语言变化,语言政策等政府行为的导向性,以及地理环境的规约作用等,都是有着一定关联的。 The language pattern is a product of history and the result of a long history of evolution. To explore the linguistic status of the various ethnic groups and their causes, we must start with the pursuit of their historical roots. They are familiar with the history of common ethnic conquests and alien domination, long-term ethnic culture contacts and exchanges, language changes caused by migration, language policy and other government actions The guiding role, as well as the role of the statute of the geographical environment, all have a certain relevance.