所谓保护块（Protected Blocks），就是指用关键字try和end封装的一个程序代码段。当保护块程序发生运行错时，系统会自动拦截这个错误并创建一个与错误相应的异常...
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protected blocks
保护街区
以上为机器翻译结果，长、整句建议使用 人工翻译 。
The common language runtime supports an exception handling model based on the concepts of exception objects and protected blocks of code.
公共语言运行时支持基于异常对象和受保护代码块概念的异常处理模型。
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Today, the original two have been expanded into protected city blocks of multiple buildings.
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The robbers apparently knew that one segment of the airport's perimeter, protected by two layers of three-meter-high fencing and concrete blocks, could be crossed more easily due to construction, said a person familiar with the events.
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