软件开发者常常将二维码放在他们的网站上，这样用户就可以扫描电脑屏幕上的二维码轻松安装他们的应用程序了。
Software developers often include QR codes on their website, so users can install their app easily by scanning the QR code on the computer screen.
软件开发者常常将二维码放在他们的网站上，这样用户就可以扫描电脑屏幕上的二维码轻松安装他们的应用程序了。
Software developers often include QR codes on their website, so users can install their app easily by scanning the QR code on the computer screen.
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