对象的意义变得越来越“动态”，它们的结构和行为无法通过静态类型来捕获，或者至少编译器在编译程序时无法得知对象的结构和行为。

Increasingly, objects are "dynamic" in the sense that their structure and behavior is not captured by a static type, or at least not one that the compiler knows about when compiling your program.

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编译程序（7）以空行为边界使原稿文本改页，将转移区设定在原稿文本中包含的图象的上端及下端。

The compiler (7) starts a new page when the compiler (7) finds a blank line in the original text and sets jump areas at the upper and lower ends of pictures contained in the text.

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