A national electronic-money system would operate as a debit-card system.

一个全国性的电子货币系统如同结算卡系统那样运行。

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Some bankers claim the system benefits debit card users, allowing them to keep spending when they are out of money. But interest rate calculations tell a different story.

一些银行家辩称该系统有益于借记卡用户，令到他们缺钱时仍能保持消费，但是利率计算告诉我们完全不同的故事。

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However, the online system is not mobile friendly and credit and debit card payments are subject to a 2.5% convenience fee.

然而，网上支付系统缺乏便捷性，而借记卡和信用卡支付则要收取2.5%的服务费。

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The company has introduced its own debit-card system in some stores and is investigating wireless systems where radio tags placed on products are automatically read when a customer is ready to leave a store.

CNN: House panel explores electronic billing