In it, a colored cloud is used to indicate the old process model version and a pop-up message box over the cloud shows the migration history of the instance, as shown in Figure 25.

在这个小部件中，一个有颜色的云被用于指向旧的流程模型版本，在云上弹出一个消息对话框，显示实例的迁移历史，如图25所示。

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The message model, which defines the contract between the process and its supporting services, is therefore minimal, based only on a small number of key values.

因此，消息模型(它们定义流程与其支持服务之间的合约)占用的数据非常少，只使用了少量关键值。

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The SOA security model is based on a process in which a Web service can require an incoming message to prove a set of claims.

SOA安全模型基于Web服务可能需要其中的传入消息以验证一系列声明的过程。

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