本文分析了语料库检索工具Wmatrix和Sketch Engine的主要功能,例如词表功能、标注功能、利用语料库语言进行检索的功能;两个软件都是基于网络平台的语料库分析工具,但前者侧重于语义范畴,后者侧重区分同义词搭配。本文进一步说明如何利用这两个软件开展外语教学研究,并指出目前语料库研究的不足,例如语言局限性、自建语料库重复建设和在线平台能够相互分享等问题。 This paper analyzes the main functions of the corpus retrieval tools Wmatrix and Sketch Engine, such as the vocabulary function, the annotation function and the retrieval function using the corpus language. Both softwares are web-based corpus analysis tools, but the former focuses on semantic categories, The latter focuses on the distinction between synonyms. This article further illustrates how to use these two softwares to carry out foreign language teaching research and points out the shortcomings of the current corpus research, such as language limitations, self-built corpus duplication and online platform to share issues.