You can then specify a rule that allows the mixed content text to be only a maximum of 10 characters.

那么可以指定一条规则，将混合内容文本限制为最多只有10个字符。

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This metadata allows an RSS reader to understand such things as the type of content (text versus multimedia), the date of publication, and so forth.

元数据允许rss阅读器了解诸如内容类型(文本还是多媒体)、出版日期之类的信息。

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The value elements represent simple value components of the XML document, which can be attributes, simple child elements (with only text content), text, or CDATA.

value元素表示XML文档的简单值组件，它可以是属性、简单的子元素(只带有文本内容)、文本或CDATA。

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Instead, it implements three different options for representing content: text-based XML encoding, JSON encoding, and opaque binary encoding, which is useful for things such as conveying JPEG files.

相反，它会为呈现的内容实现三种不同的选项：基于文本的XML编码，JSON编码和不透明的二进制编码，后者对于某些场景会非常有用，例如传递JPEG文件。

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Instead, it implements three different options for representing content: text-based XML encoding, JSON encoding, and opaque binary encoding, which is useful for things such as conveying JPEG files.

相反，它会为呈现的内容实现三种不同的选项：基于文本的XML编码，JSON编码和不透明的二进制编码，后者对于某些场景会非常有用，例如传递JPEG文件。

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