Model refers to your data, View to your presentation layer, and Controller refers to the application or business logic.

模型指数据，视图指表示层，而控制器指应用程序逻辑或业务逻辑。

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One controller can be assigned to several business components.

一个控制器可以分配给多个业务组件。

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Decoupling the service definition from the business logic (controller) and from access to the data (entity) ensures that no business logic manifests itself in the entities.

将服务定义同业务逻辑(控制器)以及数据(实体)访问分离，可确保实体中不会透露任何业务逻辑。

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Rockwell has placed big bets in the past to preserve its programmable controller business.

FORBES: Choreographer of the Assembly Line

Christoforo, whose owner-managed business Ocean Marketing was employed to market the controller, fielded inquiries from customers seeking to discover when they would get their product.

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On a call with Forbes, Corning corporate controller Tony Tripeny said the company has succeeded in slowing price declines in its LCD glass business and grown its other businesses.

FORBES: Corning Q2 Earnings Drop 39% On Falling LCD Sales [Updated]