误解：XQuery对于提高面向服务架构(SOA)的性能、控制复杂性没有多大用处。
Misunderstanding: XQuery is not important in improving Service Oriented Architecture (SOA) performance and complexity.
您可以对各个组件隐藏许多访问控制角色的复杂性，并使用易于理解和方便使用的名称将它们公开为少数几个简单的应用程序级别角色。
You can hide the complexity of many access control roles to individual components and expose them as few simplified application level roles with well-understood and easy to use names.
对公共卫生而言，随着疾病负担从富裕国家转移到较不富裕国家，癌症控制的复杂性大为增加。
For public health, the complexity of cancer control has increased enormously following the shift of the disease burden from wealthy to less affluent countries.
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