Officials say paying with smart cards ensures the water is dispensed in an orderly manner.

官方称用智能卡支付可以确有售水。

How people exchange value is being redefined, with virtual banks and smart cards and some exciting new devices

虚拟银行、智能卡以及一些令人激动的新设备使得人们交换价值的方式被重新界定。

Smart cards and tokens can be lost or stolen.

智能卡和令牌可能丢失被盗。

To pay for their purchases, people will use smart cards, which contain a tiny chip, instead of cash.

了支付购买费用，人们将使用包含微型芯片的智能卡代替现金。

Another approach is to add a slot to mobile phones for a second smart card designed for mobile e-commerce.

另一种方法是在手机上增加一个插槽，用动电子商务设计的第二张智能卡。

One last thing, your fancy new smart student card is also your library card and you can also use it to pay at the student cafeteria.

最后一件事，你新买的智能学生卡也是你的图书卡，你还可以用它在学生餐厅付款。

NFC is a short range of encrypted wireless system that will let users swipe their phones in other gadgets over a payment terminal similar to smart card technology found in some debt and credit cards.

NFC通过短距离的无线加密系统，在类似智能卡片的支付终端机器上轻轻一刷手机，就能进行支付和查询。