scanning component 扫描组件
With component scanning, there is no longer a need for those explicit XML bean definitions.
利用组件扫描就不再需要这些显式的XML bean定义。
The component scanning functionality can remove the need for even that minimal bean definition in XML.
组件扫描功能则使得这个XML中最起码的bean定义都不再存在需求性。
Clearly it is possible to extend the component scanning in a number of ways to register your own custom types.
很明显，有很多方法可以扩展组件扫描来注册自定义的类型。
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