因此，本文根据搜索引擎的使用现状，提出了虚拟信息顾问的模型。
So, we present the model of the VIC system based on the use of the search engine.
然后从现代汉语疑问句的计算语言学分析入手，提出了虚拟信息顾问——问题理解子系统的模型。
Then, we put forward the model of the question understanding sub-system borrowed the idea of Chinese question analysis of computational linguistics.
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