Every COM API is described by a special file called a type library.
每个COM API都由一个称为类型库的特殊文件进行描述。
For illustration purposes, let's take a look at the bridge code generated for a simple COM API example.
为了展示这个过程,让我们来看一看为一个简单的COM API示例生成的桥代码。
A more-typical COM API would contain many more interfaces, each containing many methods and properties.
更典型一些的COM API还应当包含更多的接口,每个接口还要包含更多的方法和属性。
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