Reusable: Thanks to the modular design of a filter's implementation class, and the declarative way that a filter is configured, filters can easily be used across projects and applications.

可重用的：归功于过滤器实现类的模块化设计，以及声明式的过滤器配置方式，过滤器可以容易地跨越不同的项目和应用程序使用。

youdao

Filtering on a different year or adding another filter would offer a new cache context at which time the previous cache may not be reusable.

过滤一个不同的年份或添加另一个过滤器会提供一个新的缓存上下文，此时先前的缓存可能就不可重用了。

youdao

It is not a one-time expense because our filter is reusable.

CNN: Nanotech and 'tea bag' to clean up drinking water