他说，如果他们参与了联盟航空公司的里程计划，就可以累积相应的常旅客里程。
They also generally can earn frequent flyer miles if they belong to carriers’ programs within the alliance, he says.
他说，如果他们参与了联盟航空公司的里程计划，就可以累积相应的常旅客里程。
They also generally can earn frequent flyer miles if they belong to carriers’ programs within the alliance, he says.
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