临界区是指在此区域内异步或未处理异常的影响可能不仅局域于当前任务，而且还可能造成整个AppDomain不稳定。

A critical region is one where the effects of an asynchronous or unhandled exception might not be limited to the current task, but rather might destabilize the entire AppDomain.

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在圣诞节的短交易周中，随着很多市场参与者（散户）观望情绪甚重，交易可能会变得异常不稳定，但这并不意味着投资者会闲下来。

Trading is expected to remain volatile with many market participants on the sidelines during the holiday-shortened week, but that doesn't mean investors won't be kept busy.

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这些Out Of Memory异常通常不是致命的，但仍然很糟糕，因为它们会使进程处于一种不稳定的状态。

These OutOfMemory exceptions are generally not fatal but still bad as they leave the process in an unstable state.

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