VOA慢速英语:Study: Prehistoric Humans Were Not Very Nutritious

短语讲解：

1.Cole says compared to large animals, humans do not provide much food.

compare to 把…比作， 喻为; 与…相比
例句：How does this final presidential debate stack up and compare to the others, do you think?
你认为这最后一次总统竞选辩论和其他几次相比怎么样？

2.“You’re dealing with an animal that is as smart as you are, as resourceful as you are, and can fight back in the way you fight them,” Cole noted.

deal with 应付; 对待; 惠顾; 与…交易
例句：I have a huge pile of letters to deal with.
我有一大堆信件要处理。

3.But he says cannibalism probably took place for reasons other than the need for food.

take place 发生，举行
例句：His graduation will never take place if he doesn't get to work.
如果他不下功夫，就永远不会毕业。

4. In an email, she wrote that, to understand why our ancestors sometimes ate each other, “we still have a long way to go.”

each other 互相，彼此
例句：Do you often help each other with your lessons?
你们经常互相帮助复习功课吗？