而自本月起，人们只需简单地用手机扫一扫二维码，便能租用公共自行车。

And starting this month, one can also rent public bikes simply by scanning the QR code with a smartphone.

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想象一下：只需用智能手机就能从贩卖机那儿买汽水，或者只需对报纸上的广告二维码扫一扫就能买东西。

Imagine getting a soft drink from a vending machine using only your smartphone. Or scanning a QR code to buy goods from a newspaper AD.

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