与日本人不同的是，美国人更倾向于持卡购物。

Unlike the Japanese, Americans prefer to use plastic for their purchases.

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升级时，须凭持卡贵宾本人有效身份证件(原件)办理。

All VIP membership upgrade applications must be conducted with a valid id at the Customer Service Center.

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不过我们只能给你25%的优惠。持卡人本人可以享受50%的优惠。

But we'll give you just 25 percent off, and the holder himself can enjoy a 50 percent discount.

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