为了针对我们的讨论和示例提供参考框架，这些构件将基于简单订单处理用例。

To provide a frame of reference for our discussion and sample, we based the artifacts on a simple Order Processing use case.

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使用信用卡支付订单本身就很简单。

Using plastic to pay for an order is simplicity itself.

《柯林斯英汉双解大词典》

这个简单的模型图示了订单从验证但执照的流程。

This simple model illustrates the flow of orders through validation and manufacturing.

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