Leonard, I'm trapped in quicksand! The axe is dragging me down!

莱纳德 陷进沙里了 这斧头在拖下去呢！

At that point, the watery sand starts to behave as a fluid—think quicksand.

此刻，混合沙子就可以向体那样运动—想象一下沙。

But isn't that isthmus only composed of quicksand?

那么，这地峡只是由松动沙形成吗？

But it's a little bit...you're a little bit less in the quicksand.

但你还没有达到那种危险境地。

And here would happen if you fell into quicksand.

们一起来看看，如果陷入沙会怎样。

We call it Death Swamp. There's quicksand there.

们叫它死亡沼泽，那里有沙。

You can’t compensate for having a foundation made of quicksand by building a new story on top of it.

你无法通过建造新楼层来弥补像沙一般地基。

Liquefaction happens when waterlogged, loose soil (we call it " sand" ) turns into quicksand, temporarily.

当积松散（们称之为 “沙子”）暂时变成沙时，就会发生液化。

It's true that real quicksand isn't like what you see at the movies.

是，真正沙并不像你在电影里看到那样。

Fun fact: it's impossible to become fully submerged in quicksand.

完全淹没在沙里是不可能。

The reason why you won't sink right through is because quicksand is rarely more than a few feet deep.

你之所以不会直接沉下去，是因为沙很少超过几英尺深。

In high stress conditions, like being under the weight of your body, quicksand changes.

在压力大情况下，比如承受人体重量，沙会发生变化。

But where was it? Could she reach it before the hands clutched her and dragged her down into the quicksands?

但是它在哪里呢？在那双手抓住她拖到脚下沙中去之前她能够赶到达那里吗？

On the other hand, quicksand gets thicker over time.

另一方面，沙会随时间推移变得越来越厚。

You just see how you get deeper and deeper into the quicksand of it.

你只会看到自己如何在沙中越陷越深。

Wang felt the road beneath his feet shift like quicksand.

王觉得脚下路像沙一样移动。

He'll call it a quicksand and then a quagmire.

他会称它为沙，然后是泥潭。

I had put my foot on quicksand, and could not now withdraw it.

脚踩在沙上， 现在无法撤回。

The queer shack was standing next to the quicksand.

• 古怪小屋矗立在沙旁边。

There was quicksand in the bottom of the well.

学生: 井底有沙。