地球的力量

It's down here, right at the very bottom of the glacier,

在这底下，冰河的尽头

that you can see how it carves out great landscapes

你可以看到冰河如何雕塑出美妙的地形

and can slice through solid rock.

还有如何切开坚硬的岩石

It's not the ice itself that does all the damage.

不是冰层自己造成的危害

It's the debris that it picks up along the way

而是由沿路运载的碎片造成的

that makes glaciers act like giant sandpaper.

这样冰河流动起来就像沙纸

In effect, the ice uses the rock against itself

事实上，冰川是用石头来对抗岩石的

But the ice cave has another surprise.

然而，冰洞还有另一个惊人之处

-Have you seen this? -It's an air bubble, is it?

-见过这个吗？-你指气泡？

It's not an air bubble, this is water here.

这不是气泡，这里面是水

Oh, look at that!

噢，是啊

So, we opened this up when we were melting,

我们融化冰块的时候发现了这些水

but before then, it was totally enclosed in the ice.

之前它们一直都被封在冰块里

These water pockets apparently make the ice less brittle,

这样导致冰块变软

so it can bend around obstacles in the landscape.

因此冰块可以绕过周围的障碍流动

A glacier is not the solid mass that it first appears.

冰河并不是如表面看来那样，是块固体

Seeing it from the inside has given me a completely different perspective.

从内部看，完全相反

It seems almost alive.

几乎是有生命的一样

As if to prove the point,

好像为了证明这点

the ice invades the space we've left behind.

冰层抢占着我们刚离开的空间

In just three days, our magical ice cave disappears.

只三天时间，冰洞魔术般的消失了

重点讲解

1、pick up

拿起；提起；拾起；捡起

He picked his cap up from the floor and stuck it back on his head.

他从地板上拾起帽子，重新戴在头上。

Ridley picked up a pencil and fiddled with it.

里德利拿起一支铅笔，不停地在手里摆弄着。

（通常指开车）接载，取走

We drove to the airport the next morning to pick up Susan.

我们第二天早晨开车去机场接苏姗。

She went over to her parents' house to pick up some clean clothes.

她去了趟父母家取些干净衣服。

逮捕；拘捕

Rawlings had been picked up by police at his office.

罗林斯已在办公室遭警察拘捕。

The police picked him up within the hour.

警察不到一小时就将他逮捕了。

（不费力地）获得，学会

Where did you pick up your English?

你在哪儿学的英语？

Young people are picking up ideas about good drugs and bad drugs.

年轻人正在形成毒品有好坏之分的观念。

2、open up

（使）（地方、经济、兴趣领域等）开放

As the market opens up, I think people are going to be able to spend more money on consumer goods.

随着市场的放开，我认为人们将能够增加用于消费品的支出。

He said he wanted to see how Albania was opening up to the world.

他说他想看看阿尔巴尼亚是如何对外开放的。

（使）（机会、可能性等）出现；（使）产生

It was also felt that the collapse of the system opened up new possibilities.

人们也认为这一制度的崩溃带来了各种新的可能性。

New opportunities are opening up for investors who want a more direct stake in overseas companies.

希望更加直接地参股海外公司的投资者获得了新的机会。