The interface Definition language (IDL) is a descriptive language (not a programming language) to describe the interfaces being implemented by the objects.

IDL是描述性语言(不是编程语言)，用来描述对象实现的接口。

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The common language runtime allows programmers to add descriptive declarations to programming elements called Attributes.

通过语言运行时可以让程序员增加描述性的声明到称为属性的编程元素中。

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