即时通信、文本碎片化、信息频繁更新、社区化、漂移化等是Web2.0时代信息的显著特点,这对传统搜索引擎的工作方式带来了前所未有的挑战。信息的动态聚合和即时搜索应是网络搜索引擎未来发展的重要方向。文章探讨了即时搜索的基本特点、工作原理、体系结构等,并展望了即时搜索对未来搜索引擎的影响。 Instant messaging, text fragmentation, frequent updates of information, community, drift, etc. are notable features of the information in the Web 2.0 era, which brings unprecedented challenges to the traditional search engine’s working methods. Dynamic aggregation of information and real-time search should be an important direction for the future development of web search engines. The article discusses the basic characteristics of instant search, working principle, architecture, etc., and prospects the impact of instant search on the future search engine.