They found rust. Do you know what rust does to a boat?

了，你知道会怎样？

Iron does not rust in dry air.

铁在干燥的空气中不。

The metal has corroded (away) because of rust.

金属因为不停地被腐蚀。

To rust unburnished, not to shine in use!

人如宝刀，不磨砺就要，不使用，就不会发光 命岂能等同于呼吸！

Curators found the cup has a false bottom which rusted away over time.

工作人员在陶瓷杯底部发现了的夹层。

Some elements of nuclear bombs, like radioactive tritium becomes stale over time and must be refurbished.

一些核弹的元素，比如放射性氢，会随着时间的逝而，一定要翻新才能用。

Result The nails rust in the tube with ordinary water.

结果铁钉在盛有普通的水的试管中了。

Then there's a company that's betting on… rusted iron.

还有一家公司押注于… 的铁。

So in order to protect the bridge from rust, it is continually being painted.

为了保护大桥不，大桥会一直被粉刷。

Formula One races don't have to worry about rust.

一级方程式赛车无须担忧的问题。

Rusty, empty beer cans lay about and some broken glass bottles made me mad.

到处躺着的的、空的啤酒罐、破碎的玻璃瓶子让我很。

It has polar ice caps, and lots of rusty dust covering its surface.

它有极地冰帽和覆满表面的的灰尘。

When most metals are exposed to oxygen, they rust and degrade over time.

大多数金属暴露在氧气中时，它们会随着时间的推移和降解。

He shows us a few rusting guns and some explosives.

他向我们展示了几把的枪和一些炸药。

This is known as oxidizing, and it's how we get things like rust.

这被称为氧化，这就是的原因。

There was a corroded bronze mirror and ivory combs.

里面有的青铜镜和象牙梳。

This fact, however, did not stop people from using it for repairs.

但是的事实并未阻止人们继续使用铁线进行修补工作。

Buying things that rust? It was all very old economy.

买这些的东西吗？那都是非常古老的经济商品。

And he noticed that the axle was kind of rusted, which is very dangerous.

他发现了车轴有点了，真危险哟。

The spring is rusty. We should replace it with a new one.

这个弹簧了。我们应换一个新的。