然而，每一个过程都有局限性，会导致我们持有错误的信念或作出错误的预测。
Yet, each of these processes has limitations and can lead us to hold mistaken beliefs or make false predictions.
如果出错，则返回0或- 1。
因此，如果调用或范围抛出错误，则对该活动的补偿操作就无法运行，原因是它根本就没有完成其工作。
Therefore, if a scope or an invoke throws a fault, compensation for that activity cannot run since it never completed its work.
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