The fact that there are tons of different component models is a bit messy, but if you're working on a single project, it's great to have a component model," Mason said.
目前存在大量不同的组件模型，这种情况有些混乱，但是如果只从事一个项目，那么拥有一个组件模型就很不错。
In many cases, a single component model may be defined from which canonical message models (in XML form) and component specifications are derived.
在很多情况下，可以定义一个单独的组件模型，以便以此为基础派生出规范化消息模型(xml格式)和组件规范。
The key is that the component maintains a single data model for all instances in an application.
关键是组件为应用程序的所有实例维护单一的数据模型。
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