Wanna test your learning?Then have a try on the lip-synching game after scan the QR-Code below!
这里有一个检验学习成果的机会。扫描下方二维码接受挑战吧！
By contrast, payment with Alipay or WeChat is much more streamlined and requires only the scan of a QR code from a retailer's point-of-service terminal or a smartphone.
相比之下，用支付宝或微信进行支付要简单得多，只需要从零售商服务点终端或智能手机扫描一下二维码即可。
By contrast, payment with Alipay or WeChat is much more streamlined and requires only the scan of a QR code from a retailer's point-of-service terminal or a smartphone.
相比之下，用支付宝或微信进行支付要简单得多，只需要从零售商服务点终端或智能手机扫描一下二维码即可。
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