��册。" href=/v1.8/zh/docs/reference/config/policy-and-telemetry/expression-language/>表达式语言</a></li><li role=treeitem aria-label=适配器><button class=show aria-hidden=true></button><a title="Mixer 适配器能够让 Istio 连接各种基础设施后端以完成类似指标和日志这样的功能。" href=/v1.8/zh/docs/reference/config/policy-and-telemetry/adapters/>适配器</a><ul role=group aria-expanded=true class=leaf-section><li role=none><span role=treeitem class=current title="Adapter