这就是开发下面这种设计模式的动机。

This is the motivation behind developing the following design pattern.

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通过设计特殊的设计模式，开发人员可以更灵活地控制所生成的代码，这就不简单地拘泥于抽象模型了。

By designing around a particular design pattern, developers have greater flexibility to control the generated code, which is not constrained simply based on an abstract model.

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开发一种新设计模式：别针区域。

Developing a new design pattern: The pin area.

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