1. The shopper only needs to place all the items on the conveyor belt at the checkout counter.
    顾客只需把所选物品一古脑全放在传送带上，

2. The day my son Larry started kindergarten (幼儿园) he gave up trousers with bibs (围嘴) and began wearing blue jeans with a belt.
    开始上幼儿园的那一天，我儿子劳里扔掉了带围涎的裤子，开始穿起束皮带的牛仔裤。

3. He buckled his belt tightly.
    他紧紧地扣上了皮带。

4. He buckled his belt tightly.
    他紧紧地扣上了皮带。

5. He also wants to build a green belt from Portland, across Canada and the United States, all the way back to the Pacific Ocean.
    他还想建造一条从波特兰市出发，横穿加拿大、美国,一直延伸到太平洋的绿化地带。

6. A karate black belt chopped my knee when I sparred with him.
    我和一个空手道黑带对打时,他砍了我膝盖.

7. 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。

8. Communities across the continent could be connected by such a green belt.
    这一条绿化带可以把遍布全大陆的各个国家连接起来。

9. Oil preserves metal from rust.
    用油保护金属能使之防锈。

10. In Portland, Maine, the land along the old train tracks near the coast has become a green belt of trails between areas characterized by housing developments and those characterized by downtown businesses.
    在缅因州的波特兰市，那离海岸不远处的旧铁路延线的土地已经变成了一长条绿化带，正好处于以住宅开发为特征的区域和市中心以商业为特征的区域之间。