纪录片《熟食造就了人类吗》 第02期：只有聪明的动物才有肉吃

（单词翻译）

We know that 2.6 million years ago, our ancestors started to eat meat.

260万年以前 我们的祖先开始食肉

You have to be tough and clever to be able to live like this,

只有身手矫健警觉机灵 才有可能吃到肉

and our ancestors certainly were.

我们的祖先做到了

To the discovery that something we all do every day

再为你揭开我们每日烹饪食物

has changed the course of human history.

是怎样彻底改变人类历史的进程

Cooking is huge.

烹饪作用巨大

I think it's arguably the biggest increase

我认为在整个生命长河之中

in the quality of the diet in the whole of the history of life.

它带来了饮食质量的最大飞跃

Could it really be that cooking made us human?

难道真的是 烹饪造就了人类

Across the globe,scientists have devised¹

全球各地 不同的科学家们设计了

an astonishing array² of experiments

一系列令人称道的实验

to solve one of the greatest of human mysteries.

来探究这人类史上的最大悬疑之一

They are making three-million-year-old teeth

他们让这副3百万年前的牙齿

chew once again.

再次进行咬合实验