前向扫描器的英文

例句与用法

1. But tell them they could save a few precious seconds at the supermarket checkout just by waving their fingers over a scanner , and they will sign up in their millions
   然而，如果他们得知只要在超市收银台前向扫描器挥挥手指就能完事，可以节省宝贵的几秒钟，他们也会加入到已经接受“生物识别”的数百万人群中来的。