苗语是有声调的语言,苗语声调在苗族的语言交流中有着区别意义的作用。史诗是苗族用来传承和记述本民族历史发展的民间叙事长诗,同时也是苗语语料的重要组成部分。通过史诗的记音去讨论苗语声调的变化,这同样是田野语言学在研究方法上的一个重要实践。
The tone of Hmong language plays the function of distinguish in communication. Epic is a long folk narrative used to inherit and record the development of ethic history of Miao culture,which is also the essential component of the corpus of Miao language. Investigate the tone changes through the recording of epic is the important practice of field linguistics.