1. Within seconds, a small display unit on the checker´s right shows the name and price of the item; at the same time this information is printed on a strip of paper.
    瞬间功夫，在收款员右手的一个小型显示器上就显示出商品名称、价格，同时这些信息就印在了一张长纸条上。

2. This strip of paper will eventually list everything that the shopper has bought, what each item cost, the total price, the tax, how much money the shopper gave the checker, whether it was cash or a check, and the amount of change the shopper is to re
    这一纸条最终会列出顾客买的每件物品，物品单价、总额、应付税额、顾客实交数额、是现金还是支票、应找回数额。

3. As the grocery items moves along the conveyor belt, the checker passes each item over a glass plate in the counter top, making sure that the UPC symbols can be read by the laser beam under the glass.
    食品杂货经传送带传到收款员跟前，收款员随即将每一物品搁在柜台上的一块玻璃板上一扫，好使板下的扫描机阅读条形码。