语言知识库是自然语言处理系统的重要组成部分,迄今为止的各种知识库重在对实词的句法和语义知识的描述,很少涉及虚词。本文主要探讨现代汉语虚词知识库的建构,包括建立一个基于用法的机器词典,一个与之配套的有虚词用法信息的适当规模的标注语料库,以及虚词使用规则库。文章结语部分指出了现阶段工作的重点。 Language knowledge base is an important part of natural language processing system. So far, various knowledge bases focus on the description of the syntactic and semantic knowledge of the substantive words, and seldom involve the function words. This article mainly discusses the construction of modern Chinese function words knowledge base, including the establishment of a machine-based dictionary based on usage, an appropriate corpus labeled corpus with the usage information of function words, and the rule library of function words. Conclusion part of the article pointed out the focus of the work at this stage.