流行的 Presentation Model （请参阅 参考资料） 提倡将应用程序的状态与业务逻辑分开放入模型层中，而模型层是从视图的 GUI 控件中分离出来的。

The popular Presentation Model (see Resources) advocates separating out the state and business logic of an application into a model layer that is separate from the GUI controls in the view.

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