Smart cards and mobile phones are quickly emerging as ways to pay with electronic cash

用智能卡与移动电话支付电子货币的方式，也就是，以智能卡与移动电话为媒介的电子货币支付方式

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Smart cards and mobile phones are quickly emerging as ways to pay with electronic cash

用智能卡与移动电话支付电子货币的方式，也就是，以智能卡与移动电话为媒介的电子货币支付方式

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