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

摘要： 濒危语言口语语料库建立的目的是系统地保存近乎消失的濒危语言，留存濒危语言的生命力与地方文化，并且能够对其进行学习与研究。濒危语言口语语料库保存的内容主要包括原始声音文件、国际音标标注、汉语对译标注以及汉语翻译标注。以濒危语言吕苏语为范例，深入、全面、系统地研究与建立濒危语言口语语料库，并对标注语料实现了自动分词与关键词提取的功能，为后续建立通用濒危语言语料库提供了一个范例。

关键词: 濒危语言, 口语语料库, 吕苏语