可以使用业务规则来动态地修改产品服务器上的重要业务参数，并使它们立即生效。

You can use business rules to modify key business parameters on a production server dynamically and have them take effect immediately.

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通过输入以下命令并根据环境修改参数来部署小部件。

Deploy the widget by issuing the following commands, modifying the parameters according to your environment.

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您可以修改已有类，将它作为参数传递，并利用 API，而不需要基础 API 声明一个抽象类或接口。

You can modify an existing class, pass it as a parameter, and take advantage of the API without requiring the base API to declare an abstract class or interface.

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