Unfortunately, university library catalogs of fewer than five million books are bound to have much overlap with the 80-100 million books that will appear in Google books in a few years.
不幸的是，少于500万册书目记录的图书馆，他们大约有80至100万的图书与近几年出现的Google Books中的内容重叠。
Google catalog search, which made shopping catalogs searchable, will also be closed soon.
而用于购物搜索的目录搜索服务将很快关闭。
The immediate challenge is that Google Books' deeper indexing and more advanced relevancy ranking usually works better than that of our local catalogs-and it always returns results.
最直接的挑战就是，Google Books的深度搜索和更好的相关度排序，这些通常比我们在用的图书馆联机目录要好，而且它总是会有结果返回。
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