tags from simple text 从简单的文字标签
The core of the system is based on a fairly simple set of rules to track data based on Tags and Labels.
系统的核心建基于一组相当简单的数据跟踪规则，用标签（Tags and Labels）来跟踪数据。
For some simple documents, these tags are adequate to describe content effectively.
这些标签对一些简单的文档已经够用了。
PHP is especially suited for Web development using HTML; you can embed PHP into the application using simple PHP tags.
php尤其适用于使用HTML进行Web开发；您可以使用简单的PHP标记将php嵌入到应用程序中。
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