... first t class 头等舱 upgrade e my class 舱位升等 frequent t flier card 飞行常客积分卡 ...
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frequent t flier card
常旅客卡
以上为机器翻译结果，长、整句建议使用 人工翻译 。
If they don't have a frequent-flier ID card, travelers check in online or at kiosks and get a bar code on a printed boarding pass or on a mobile phone, just like at other airlines.
WSJ: Flying Through the Airport
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