由于网页寄存电脑日前发生硬碟故障，部份有关此话题的回应因而丢失了，不便之处，敬请原谅。
Due to the hard disk failure in our web hosting server, some replies of this Posting topic has been lost. We're sorry for the inconvenience.
由于网页布局设计的复杂性和用户发表帖子的灵活性，从论坛网页中抽取结构化的数据是一项未能很好解决并非常具有挑战性的任务。
Because of both complex page layout designs and unrestricted user created posts, extracting structured data from Web forum pages is a very challenging task and not easily solved.
然而由于网页布局设计的复杂性和用户发表帖子的灵活性，从论坛网页中抽取结构化的数据是一项未能很好解决并非常具有挑战性的任务。
Because of both complex page layout designs and unrestricted user created posts, extracting structured data from web forum pages is a very challenging task and not solved well.
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