When a reader scanned the QR code on Tutu by accident, Wangbao got angry, beginning to argue with Tutu.
一名读者不小心扫了图图身上的二维码，旺宝生气了，开始和图图争吵。
2
The codes turn URLs and text into barcode-like images that can be scanned using a mobile phone or a QR codereader.
它将网址和文本转换为类似图形的条形码，可以通过手机或QR码阅读器读取信息。
3
The codereader creates a character buffer from the source file, the scanner combines characters into ITokens, and the parser combines ITokens into IASTNodes.