清单4显示了一个典型的消息传递事件，即发布拍卖系统中的一个新的高投标通知和产生该事件的代码。

Listing 4 shows a typical messaging event, posting notification of a new high bid in an auction system, and the code that generates it.

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架构总体模型的另一个可能的用途是捕获您的解决方案的不同方面的信息图，例如图5中所示的一个拍卖系统的高度概念的图。

Another possible use of an Architecture Overview Model is to capture informal diagrams of various aspects of your solution, such as the high-concept diagram of an auction system in Figure 5.

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新一轮的合同的拍卖将至少会让市场发现价格——或许会提供一个更加便捷，更加强劲的系统。

Auctioning the contracts for new generation would at least let the market discover prices-and perhaps provide a simpler, more robust system.

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