原文视听

It's a big old bull porcupine.
这是只肥大的雄性老豪猪
Look how long it's quills are.
看它的刺有多长啊
The bushmen now have an evening meal.
丛林人的晚餐有了着落
I don't particularly like eating porcupine
我不是特别喜欢吃豪猪
but meat is meat
但是总归还是肉
For Travis, the day's chase has shown him
一天的狩猎让特拉维斯知道
that our ancestors could well have been successful
我们的祖先仅凭极其基本的武器
in using very basic weapons to hunt down their meat.
即可成功捕捉到他们所需的肉
They killed this porcupine with a spear
他们用一只长矛将豪猪
at the bottom of this hole that we've been watching them dig all day,
刺死在这个挖了一整天的通道底部
and a spear is a very simple technology -
而矛只是种极简单的技术
these guys have metal blades on it,
他们在矛上装了金属刀片
but our ancestors would have used spears without metal.
但我们的祖先使用的矛没有刀片
Even without stone, it will get the job done.
甚至连石头也没有 就能猎到食物
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
So our ancestors might well have hunted for meat,
既然我们的祖先可能曾猎食肉类
but when did they first start to eat it?
那他们第一次吃肉是在何时

重点解释

our ancestors could well have been successful in using very basic weapons to hunt down their meat.我们的祖先仅凭极其基本的武器即可成功捕捉到他们所需的肉

hunt down追捕…直至捕获；搜寻…直至发现

I hunted down the woman who stole my baby.

我追踪到了这个偷了我孩子的女人。

Professor Jones hunted down the written manuscript in the library of Congress.

琼斯教授在国会图书馆找到了手稿。

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

be able to会； 能

A good lawyer might be able to get you off.

请位好律师有可能使你免受追究。

You'll be able to come, won't you?

你能来的，对吗?