上网冲浪，如何才可以查找到自己需要的网络资源呢？当然要靠搜索引擎了，搜索引擎是查找Ｉｎｔｅｒｎｅｔ网络资源的一个重要工具。搜索引擎的主要任务是在Ｉｎｔｅｒｎｅｔ上搜索ＷＥＢ服务器信息并将其自动索引，其索引内容存储于可供查询的大型数据库中。因此搜索引擎可以 Internet surfing, how can we find the network resources they need? Of course, rely on search engines, search engines is an Internet resource to find an important tool. Search engine’s main task is to search the web server information on the Internet and automatically index its index content is stored in a large database for query. So search engines can