对于图书馆联机目录，是越大越好的，一个包含了所有书库信息的系统比其他许多小一些的系统表现得好。

With library catalogs, bigger is better, and one all-inclusive silo is preferable to lots of little ones.

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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。

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.

youdao

他们认为图书馆技术要比联机检索主题知识更难于掌握。

They rate librarianship skills higher than subject knowledge in on-line searching.

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