This methodology defines various components of the protected system and maps those components to the groups of users who can access them.
此方法定义受保护系统的各个组件，并将这些组件映射到能够对其进行访问的用户组。
The creation of wrapper-facades for these components hid the details of complex interactions between the legacy components, and also provided an abstraction that protected new code from legacy code.
为这些组件创建包装外观，会隐藏遗留组件间复杂的交互细节，并提供了一个抽象，使新旧代码不致混淆。
Flex includes a protected method called measure that you can use to measure your components.
Flex包含一个称为measure的保护方法，您可以用它度量组件。
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