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They would have cut all of the overlying meat off here
他们会把盖在这上面的肉都割下来
and then pulled the femur out of the socket a little bit
然后把股骨从关节窝里拉出来一点点
and cut the tendon that connected it.
再切断连接关节的筋腱
There's marks on them that
这些豪猪骨上面的一些痕迹
are similar to the bones we find from Swartkrans a million years ago
和在斯瓦特克朗斯发现的那些很相似
and those are in the form of these butchery marks.
比如这些宰割痕迹
Compare the butchery marks made only 12 hours earlier
将12小时前刚形成的这些宰割痕迹
with these from one million years ago.
与一百万年前形成的相比较
Yes, there's continuity.
是的 它们之间有一致性
There's only a certain way to take apart an animal body
分解动物尸体有固定的方式
and it leaves similar marks whether you're using steel or stone.
用钢质或石质工具都只会留下相似痕迹
What Travis's theory really needs
特拉维斯的理论最需要的是
is butchered bones which have also been burnt in the cooking process.
既被宰割又在烹煮过程中被灼烧了的骨头
This is such an exciting thing for me.
我感到很兴奋
This is a burnt bone with butchery marks on it.
这块烧过的骨头上有宰割痕迹
It just goes to show you that these things aren't uncommon.
这就说明 这种行为不是稀有的
It's likely that we'll find this type of evidence at Swartkrans.
因此我们可能也会在斯瓦特克朗斯找到类似证据
I think it's as close as I'll be able to come to say
我认为在不久后 我就能宣布
we have cooking one million years ago.
人类在一百万年前就有烹煮行为了
The earlier the date, the greater the probability
证据的年代越久远
that cooking affected the evolution of our first truly human ancestors.
烹煮行为影响人类祖先进化的可能性越大
