The Good: I really like the idea of stumbling onto news, and the ability to quickly scan headlines about a given topic without knowing the source eliminates our media loyalties.

优点：我真的喜欢新闻绊脚石的想法，并且能够快速扫描对一个给定的不知道来源的主题的大标题，消除了我们媒体忠城。

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You can quickly scan the headlines or select one to see an excerpt, the source of the story or a list of related topics.

您可以快速扫描标题或选择一个去看它的摘录，故事源或一组相关主题列表。

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It is easier to describe this in detail using the explain output shown in Listing 7. Sequential scan is done on the source table, and index look-up is done on the target table.

可以很方便地利用清单7中展示的explain输出来描述其细节，可以对源表进行顺序扫描，并且在目标表上完成索引查找。

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Partnering with local universities or foundations, they scoured local archives and repositories owned by artists, their families, universities or museums, to identify, scan and catalog the primary source documents, selectively, for inclusion in the archive.

WSJ: Mari Carmen Ram��rez | Derivative Works No More | Cultural Conversation by Judith H. Dobrzynski