Bring a few old bits of scrap iron here, bury 'em, and up they come as brand new railway engines, battleships, anything you please.

把一些旧的铁带到这里，把它们埋起来，然后它们就会变成全新的铁路引擎、舰，任何你喜欢的东西。

Now the villages and the cities and the streets are clean, you don't trip over scrap copper or scrap iron now, because it's an article of value, it gets recycled.

现在村庄、城市和街道都很干净，你现在不会被铁绊倒， 因为它是有价值的物品， 它会被回收利用。