最后，假如你能够通过网络历史记录和地址追踪发现你心仪的对象患有某种传染性疾病，你肯定乐意花钱买心安吧？
Finally, what if you could know, based on Web history and location tracking, that a prospective mate had a communicable disease.
如果没有书写，就没有知识积累，没有历史记录，没有科学——当然也不会有书籍，报纸或者网络。
Withoutwriting, there could be no accumulation of knowledge, no historicalrecord, no science - and of course no books, newspapers or internet.
查找并删除所有本地和网络驱动器暂时的，缓存，历史记录和备份文件。
Find and remove temporary, cache, history and backup files on all your local and network drives.
研究个体网络学习中的历史记录，无论对于学习者的学习反思，还是教育者的教学研究，都具有重要意义。
It has great significance to study history record in E-learning for learning introspection, also for teaching research.
因此本文提出关注于知识探查的导航方式——历史记录导航，用以解决网络学习中的信息迷航问题。
The author finds that web history navigation is good at knowledge exploration, which can help to solve information loss in E-learning.
因此本文提出关注于知识探查的导航方式——历史记录导航，用以解决网络学习中的信息迷航问题。
The author finds that web history navigation is good at knowledge exploration, which can help to solve information loss in E-learning.
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