新课标高中英语必修5 课文翻译及要点 unit3

metal ribbons.它们看上去像金属带子。So ordinary but so powerful!那么普通，但却那么神通广大！While I was observing them, the path moved us on.正当我还在观察时，运送带向前移动了。

G: And now ladies and gentlemen, we are in the \area\导游：女士们先生们，现在我们到了“环保地带”。People used to collect waste in dustbins.以前人们习惯用垃圾箱收集废弃物，Then the rubbish was sent to be buried or burned, am I right (We nodded.)然后这些垃圾被送走埋

掉或烧掉，我说的对吧（我们都点头。）Well, now there's a system where the waste is disposed of using the principles of ecology.可现在我们有一种装置，能利用生态学原理来处理掉废弃物。A giant machine, always greedy for more, swallows all the waste available.一架巨大的机器，能把所有能获得的废弃物都吞进去，而且总是贪得无厌。The rubbish is turned into several grades of useful material, such as \and \然后垃圾被分解成了几种有用的物质，如庄稼