You've probably bought groceries and seen the cashier scan an item to get its price. It works because each product has a code thats a shortcut. It prevents the cashier from having to look up each item. Well, these days, new kinds of codes are appeari

发表于:2018-12-11 / 阅读(56) / 评论(0) 分类 英语解说豆知识2011年

I saw a car accident on the way to my office. A car, not braking in time, bumped into a motorcycle in front of it. Being hit by the car ,the rider flew high from the motorcycle and landed on the ground. A passerby hurriedly called an ambulance.No soo

发表于:2019-01-02 / 阅读(86) / 评论(0) 分类 不用背句型学英语

请看相关报道: Quick Response codes(QR code) have been used in advertisements for years, and a handful of American funeral homes began attaching them to gravestones in early 2011. 快速回应码在广告界已经使用好几年了,有一部分

发表于:2019-01-18 / 阅读(91) / 评论(0) 分类 英文语法词汇