卡片目录是书籍的索引。

The card catalog is the index to the books.

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这就是图书馆里所有书籍的目录。

It is the catalog of all the books in the library.

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首先，查询卡片目录或者用电脑查询相关书籍。

Sure, first, please consult the card catalogue or the computer over there.

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结构化的目录信息能够大大提高残疾人阅读电子书籍的速度。

Structured directory can greatly speed up the reading of books for the people with disabilities.

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结构化的目录信息能够大大提高残疾人阅读电子书籍的速度。

Structured directory can greatly speed up the reading of books for the people with disabilities.

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