但是欧元对外的平衡却掩盖了一些国家与国家之间巨大的内部差距。比如德国拥有多余的储蓄，而西班牙和希腊却负担着庞大的经常项目赤字。

Yet the euro's external balance concealed a huge internal divide between places like Germany, with excess savings, and countries such as Spain and Greece, with huge current-account deficits.

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NFC设备内部发生电流感应，造成了影响交易的短时数据交换，比如从储蓄值中扣除某种费用。

The machine induces an electrical circuit in the NFC device, which allows a short exchange of data to effect a transaction, such as deducting a fare from the stored value.

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如果这种好势头延续下去，将有助于解决欧元区内部的“失衡”问题：外围国家支出过多、储蓄过少，而德国支出过少、出口过度。

If this continues, it would help address the "imbalance" within the Eurozone: peripherals spending too much and not saving enough, versus Germany spending too little and exporting too much.

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