The POS client software starts on the mobile phone, notifying the store that the customer will be using his mobile phone as a bar code scanner and POS client.
POS 客户端软件在移动电话上启动，并通知商店该顾客将使用其移动电话作为条形码扫描仪和 POS 客户端。
To check out a book, students swipe a bar code placed inside the book at a computer station, which then asks for them to press their thumb on a fingerprint scanner.
学生借一本书，必须先由电脑扫描书本内页条形码，然后再由他在指纹扫描仪上按压自己指纹。
Scan the QR code next to each game with Google Goggles or Bar code Scanner to go right to it in the Market.
确保正确进入市场，用Google的Goggles或者是条码扫描仪，扫描每个游戏旁的QR码。
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