# 1.4. 依赖项

典型的企业应用程序不包含单个对象（或 Spring 术语中的 bean）。即使是最简单的应用程序也有一些对象协同工作，以呈现最终用户认为的连贯应用程序。下一节将解释如何从定义多个独立的 bean 定义到完全实现的应用程序，其中对象协作以实现目标。


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