The parent classes in turn contain introspective methods that look for features of the instance to operate.

父类反过来包含查找实例的功能以进行操作的内省(introspective)方法。

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The primary advantage of descriptor methods over introspective approaches is the ability to provide more specific messages.

描述符方法优于内省式方法的主要一点是可以提供更特定的消息。

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The primary advantage of descriptor methods over introspective approaches is the ability to provide more specific messages.

描述符方法优于内省式方法的主要一点是可以提供更特定的消息。

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