And this is a brazil nut pod.

这个实际上是巴西胡桃的外皮。

Besides the Brazil nuts and acai harvesters, people are making chocolate from native cocoa.

除了巴西坚果和阿萨伊外，人们还用当地的可可制作巧克力。

That's why the brazil nut needs the orchid.

这就是为什么巴西胡桃离不开兰花的原因。

For example, indigenous peoples of the Amazon basin cultivated Brazil nuts for thousands of years.

例如，亚马逊盆地的土著人种植巴西坚果已有数千年的历史。

And why can't this mighty brazil nut tree survive without an orchid and this nimble little rodent?

为什么这种看似十分强壮的巴西胡桃树离开了兰花和这种小啮齿动物就活不了？

Because quite naturally, this has come from a brazil nut tree.

这个是从巴西胡桃树上摘下来的。

But what has all of this got to do with our story of brazil nut trees and agoutis?

这个又跟巴西胡桃树有什么关系？跟刺鼠有什么关系？

This little orchid is absolutely essential to the brazil nut.

这株小兰花对巴西胡桃树至关重要。

Once a year, the tips of the brazil nut tree branches are adorned with large white flowers.

巴西坚果树每年开一次花，树枝被白色花朵装饰了起来。

Now, the brazil nut tree needs the agouti, way down there, to disperse the seeds.

巴西胡桃树需要地面上的刺鼠散播种子。