人吃人的英文：
dog eat dog

参考例句：

The Nazi contribution to European culture was the reintroduction of cannibalism..
纳粹对欧洲文化的贡献，就是再次出现了人吃人的现象……

dog是什么意思：
n. 狗；家伙
v. 跟踪，追踪

Is this dog trained?
这狗受过排便训练吗？

As faithful as a dog.
像狗一般的忠诚。

In the dog　house
窘迫,陷入困境

A dog in the manger
占着马槽(不拉屎)

Be a dog in the manger
占着茅坑不拉屎

eat是什么意思：
v. 吃，喝；用餐；腐蚀

These are the eating utensils.
这些是进餐时用的器具。

Are you eating pomelo?
你们在吃柚子吗？

These are eating apples.
这些是可生食的苹果。

A fellow must eat.
人总得吃饭。

The lye will eat through the metal.
碱液会腐蚀金属。