而有强壮颌骨的动物，如大猩猩和猩猩，则适应吃那些需要很多咀嚼的食物。

Animals with robust jaws, like gorillas and orang-utans, have long been known to be adapted to eating foods that require a lot of chewing.

youdao

因此，当有这些（强壮）颌骨的化石出土时，人们便认为这些生物也是吃较硬的食物。

So when fossils with these jaw structures have turned up, it had been assumed that the creatures were eating tough foods too.

youdao

伯格尔博士和他的同事们在论文中写道，这块颌骨有一些类似人类的特征，然而，这并不表示这块颌骨的主人就必须是人类。

The jawbone has some human-like features, Dr. Berger and colleagues write, yet that does not mean the owner of the jawbone was necessarily human.

youdao