To maximize interoperability, you should declare an alias for each event that describes just the data type that it expects or produces; in other words, the minimum requirement for compatibility.

为了最大化互操作性，对于每个仅描述其预期或产生的数据类型的事件，您应该为其声明一个别名，换句话说，这就是最低兼容性要求。

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These classes can be easily extended to create custom sensor events to support any type of sensor event data.

这些类可以方便地进行扩展，以创建自定义传感器事件来支持任何类型的传感器事件数据。

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An event contains event type, event ID, item information, and attribute data.

一个事件包含事件类型、事件ID、项目信息和属性数据。

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Until access has been granted for an entity type, the event store will not contain any calendars for that entity type and any attempt to save data will fail.

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