使用补偿处理程序来添加业务逻辑，来补偿在取消事件发生前就完成的动作。

Use compensation handlers to add business logic for compensating the actions that have completed before the cancellation event happens.

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问题还不仅于此，主业经营泰国与中国之间包机业务的泰国东方航空去年曾经因为多起无故取消航班事件。

The problem is not only that, the main business between Thailand and China charter business of Thailand Eastern Airlines last year because of many reasons to cancel flights.

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