a bookcase in five sections的用法和样例：
- There are a desk , a chair , and a bookcase in the study.
- He built in a bookcase between the windows.
- A bookcase screens off part of the room.
- He ruptured himself lifting a bookcase.
- Based on the concept of Information Architecture (IA), presented by the famous architect Mr. Wurman, this article examined the content of Enterprise Information Architecture (EIA) and the approaches to realize it in five sections.
本文从建筑大师wurman先生所提出的IA(Information Architecture，本文译作信息构建)的概念入手，分为五个部分研究了EIA(Enterprise Information Architecture)的内容及其实现的步骤。