原始人的英文缩写为primitive man。

双语例句

1、原始人很快就学会了使用工具。

Primitive man quickly learned how to manipulate tools.

2、假想中的原始人，后来证明是个骗局。

A supposedly primitive man later proven to be a hoax.

3、原始人通常住在山洞里。

Primitive man usually lived in caves.