coach class的意思|示意

The airline upgraded me when I arrived late and coach class was full.

我到机场时已经晚了,经济舱已经满员,航空公司把我安排到高等级的机舱.

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I got an upgrade to first class when coach class was full.

经济舱满座后我坐了头等舱.

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I upgraded to first class when coach class was overbooked.

经济舱超额预定了,我被安排到头等舱.

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