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title: Annotation
test: n/a
注解（Annotation）指的是附加到 Pod 等某个资源的
[Kubernetes 注解](https://kubernetes.io/zh-cn/docs/concepts/overview/working-with-objects/annotations/)。
有关 Istio 专用的有效注解列表，请参见 [Resource Annotations](/zh/docs/reference/config/annotations/)。