There is two catalogue, the author catalogue and the subject catalogue.

有两种目录：作者目录和主题目录。

There's two catalogues: the author catalogue and the subject catalogue.

有两种目录：作者目录和主题目录。

The idea survived into the 20th century in the shape of the little catalogue cards librarians used to note down a book’s title, author, subject and so on before the records were moved onto computers.

这类方法延续到了20世纪，只不过已经演变为图书馆馆员在书目资料输入计算机系统里之前用来记录书名、著者、主题等等项目的目录卡。

OK! I'll show you. This catalogue offers author, title and subject approaches to the holding of the library.

好！我来告诉你。这种目录提供了该馆藏书的作者、书名和主题的查找方法。

The catalogue of mechanical and electrical products subject to restricted importation must be promulgated no later than 21 days prior to its implementation.

限制进口的机电产品目录至迟应当在实施前21天公布。