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.
