例句與造句

1. Then user browses the web pages , selects interested web page as sample page and create conceptual schema based on the understanding of content of the sample page . thirdly , the user marks the interested information blocks in sample page and build up the correspondence between the interested information blocks of sample page and fields of conceptual schema , and at the meanwhile system passes the correspondence to learning module to form extraction rules and stores them into rule database . fourthly , extraction module extracts information from the similar - structured pages by using the extraction ailes and sends the extracted results to classified cache database for users " further query
   該系統(tǒng)首先將web信息按模式和風(fēng)格劃分為不同領(lǐng)域，建立領(lǐng)域知識庫，以便對用戶的查詢進行導(dǎo)航并縮小查詢范圍；然后利用現(xiàn)有的搜索引擎實現(xiàn)關(guān)鍵詞查詢，利用瀏覽功能尋找感興趣的網(wǎng)頁，對找到的網(wǎng)頁根據(jù)其內(nèi)容建立自定義的用戶概念模式；利用概念模式對網(wǎng)頁進行標記，使概念模式中的字段與網(wǎng)頁中的信息塊對應(yīng)起來，建立對應(yīng)關(guān)系并傳給學(xué)習(xí)模塊以形成抽取規(guī)則并存入規(guī)則庫；抽取模塊根據(jù)規(guī)則庫中的抽取規(guī)則進行信息抽取并將抽取到的信息按用戶定義的概念模式形成記錄，按領(lǐng)域分類存儲于cache庫中以備用戶查詢；最后，用戶利用查詢功能實現(xiàn)個性化查詢。
2. It's difficult to find structure page in a sentence. 用structure page造句挺難的