肉齿目动物是古老的肉食性哺乳动物，虽然他们和今天的食肉动物很像，但（他们）其实没什么关系。

Creodonts were ancient carnivorous mammals that filled a niche similar to that of modern carnivores, but are unrelated to today's meat eaters, she explained.

youdao

肉齿目动物是古老的肉食性哺乳动物，虽然他们和今天的食肉动物很像，但（他们）其实没什么关系。

Creodonts were ancient carnivorous mammals that filled a niche similar to that of modern carnivores, but are unrelated to today's meat eaters, she explained.

youdao