As long as you can maintain that relationship, you prevent coupling your code to the infrastructure, allowing you to make changes to both architecture and design more easily.
只要您可以维持那种关系，您就能避免把自己的代码耦合到基础设施中去，这使您能够更轻易地改变架构和设计。
The decision of whether to take the risk of "coupling" is yours to make.
是否要冒“耦合”的风险的决策要您自己来决定。
Whether you plan to tight-couple some Web services or redesign some existing Web services to be able to make the coupling switch, you should set a performance measurement goal.
无论您是否计划对某些Web Services进行紧密耦合或重新设计某些现有Web Services，以便能够进行耦合切换，则应该设定一个性能测定目标。
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