在像那样的情况下，你一定非常想要一套防止空中愤怒的“枷锁套件”——手铐和结实的塑料胶带——以防万一，应每机必备。
In situations like that, you think longingly of the air rage "restraint kit"—handcuffs and strong plastic tape—carried on every plane in case of emergency.
万一要从备份中恢复队列管理器，对所有那些应用程序的影响在最好的情况下也是不可预测的。
If the queue manager is ever restored from the backup, the impact to all those applications is unpredictable at best.
信用违约掉期的作用跟保险类似，是在万一发生债券违约的情况下对债券持有人的一种保护。
That makes buying and selling much more difficult. Credit-default swaps act like insurance, protecting bondholders in the event of a default.
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