在很多方面，活动图是结构化开发中流程图和数据流程图(DFD)的面向对象等同体。

In many ways, activity diagrams are the object-oriented equivalent of flow charts and data-flow diagrams (DFDs) from structured development.

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您可以将视图的概念与对象接口等同起来。

You could equate the concept of VIEWS to an object interface.

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xml_pickle不保证在不同运行时pickle的“相同”对象能够产生完全等同的xml文件(id值几乎一定会有更改)。

Xml_pickle gives no assurance that pickling the "same" object in different runs will produce entirely identical XML files (the id values will almost certainly change).

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