I have got several book shelves at home.

我在家里有好几个书架。

The whole length of book shelves is 275 km.

书架总长度275千米。

The library also holds sample book shelves, established with some famous Chinese publishers, to facilitate teachers and students in keeping up-to-date with the latest economic and management books.

为满足广大师生科研与教学的需要，阅览室还与中国多家知名出版社联合设立了样书架，以供广大师生及时了解最新的经济管理类图书出版信息。