每个线程都维护异常处理程序、调度优先级和一组系统用于在调度该线程前保存线程上下文的结构。

Each thread maintains exception handlers, a scheduling priority, and a set of structures the system USES to save the thread context until it is scheduled.

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另外，每个线程都维护异常处理程序、安排优先级和一组结构，线程等待安排时系统在这些结构中保存线程上下文。

In addition, each thread maintains exception handlers, a scheduling priority, and a set of structures in which the system saves the thread context while the thread is waiting to be scheduled.

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