This means that you can mix and match AOP Alliance and Spring AOP aspects with AspectJ-style aspects: particularly important if you want to leverage existing aspects.

这意味着你能够使用AspectJ风格的切面，混合和匹配AOP Alliance和Spring aop切面：如果你想要支持已有的切面这尤其重要。

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So far the concepts we have discussed are fundamental AOP concepts, not specific to Spring AOP or AspectJ, and already available in Spring 1.x.

迄今为止，我们讨论过的概念都是基本的AOP概念，对于Spring AOP或者AspectJ而且这并不特别，在Spring 1 . x中已经是存在的。

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Spring 2.0 provides an additional option for @AspectJ aspects: Spring can use its proxy-based AOP runtime to apply such aspects to Spring beans.

Spring 2.0为@AspectJ切面提供一种额外的选择：Spring可以使用它的基于代理的AOP运行时来将这样的切面应用到Spring beans。

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