关键词: 濒危语言, 口语语料库, 吕苏语

Abstract: The purpose of establishing an endangered language spoken corpus is to preserve the endangered language totally, especially its vitality and the local culture, for studying and researching. The preservation of endangered language spoken corpus includes original voice files, international phonetic alphabet annotation, Chinese translation annotation. The paper takes Lizu language as an example, and studies the establishment of endangered languages spoken corpus comprehensively and systematically. Besides automatic word segmentation and keyword extraction of annotation corpus is realized, which is provided for the establishment of universal endangered language corpus  subsequently as an example.

Key words: endangered language, spoken language corpus, Lizu language