“扫码支付”、“扫码关注”、“扫码加好友”……“扫码”成了现在日常使用频率非常高的一个词汇。再加上突如其来的 ...

You don't need your phone to open a QR code. You probably already know how to scan a QR code with your phone. It's simple enough: just open the camera app, point your phone at the code, and tap the ...