1·They had to flip through a card catalog to find that dusty old volume with the article they wanted.
他们不得不翻阅卡片目录，找到那本满是灰尘的旧书，里面有他们想要的文章。
2·You can find it in the card catalog.
你可以在目录卡片里找到它。
3·You can find it in the card catalog .
你可以在目录卡片里找到它。
4·Please consult the card catalog first.
请先查卡片目录。
5·Please consult the card catalog first.
请先查卡片目次。
6·The card catalog is the index to the books.
卡片目录是书籍的索引。
7·Let's define a simple model for your card catalog.
下面让我们为您的卡片目录定义一个简单的模型。
8·The on-line catalog is like a card catalog on computer.
网上计算机目录就像是在计算机上的卡片目录。
9·Thee nucleus of any public library is the card catalog.
任何公共图书馆的核心都是卡片目录。
10·In many modern libraries, an on-line computer catalog has taken the place of the old card catalog.
很多现代图书馆、网上计算机目录已经取代了就的卡片目录。