在本节中定义的几个api允许你保存类别信息和标识信息，这些信息将用于支持对分类法引用的搜索。
Several of the API's defined in this section allow you to save categorization and identification information that is used to support searches that use taxonomy references.
使用实时数据就像是使用一个不同的类别来保存您的电量数据那么简单。
Using this real-time data is as simple as using a different category to store your power data.
用户可以在Kindle上保存和阅读某些类别的个人文档和照片，但必须先把内容发送给亚马逊，由其转换成专有的Kindle格式。
You can also keep and read some types of personal files and photos on the Kindle, but you have to email them to Amazon for conversion to a proprietary Kindle format.
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