斯特雷特还说，根据牙齿和颚的大小提出的关于南方古猿日常饮食以及它们为什么灭绝的过分简单的想法需要重新评估。

And that, says Strait, suggests that simplistic ideas about australopithecine diets, based on tooth and jaw size, and why they went extinct, need to be reevaluated.

通过这一不寻常的发现，恐龙专家拼凑出一个身材极小但又很可怕的食肉动物的图像，他们将造物主如此精致打造出来的杀手称为“腿上巨颚”。

The remarkable discovery has allowed dinosaur experts to piece together a picture of a diminutive but formidable predator that was so finely tuned to killing they describe it as "Jaws on legs".

让赖歇特感到吃惊的是，他发现哺乳类的两块耳骨与爬行类颚部的一些骨片相吻合。

He was astonished to find that two of the ear bones in mammals corresponded to pieces of the jaw in reptiles.

And, in fact, if you take the jaws of a powerful magnet and pour liquid oxygen in between the jaws, the oxygen will stop and will sit in the jaws.

实际上，如果你用一块,具有较强磁力的颚型磁铁,然后把液氧倒在颚型磁铁的中间，氧气会停在颚型磁铁中。