In 2006, Dr. Lawrence Witmer of Ohio University scanned the brain cavity of a Tyrannosaurus Rex.

在2006年，俄亥俄大学的劳伦斯·维特莫博士扫描了一头雷克斯暴龙的颅腔。

He's able to dig deeper into the stories of bones and brain cavity than ever before.

对这些骨头和颅腔的故事他能挖掘得比从前都要深入。

The size of its brain cavity shows that this dinosaur was not the most intelligent in the prehistoric world.

角鼻龙的颅腔大小表明它在史前世界不是最聪明。

When we look inside the brain cavity of Deinonychus what we see is an expansion of the visual centers.

当我们观察恐爪龙的颅腔内部时，我们看到了视觉中枢的膨大。

CAT scan research of their brain cavities conducted by Dr. Larry Witmer of Ohio University, concluded that members of the Raptor family had excellent vision.

俄亥俄大学拉瑞·维特莫博士对其颅腔进行CT扫描，得出的结论是迅猛龙一类，具有非常敏锐的视力。

When you look at the size of the brain and the brain cavity of Ceratosaurus and compare to its body size, we see that the brain is really quite a modest organ in this animal.

看看角鼻龙的大脑和颅腔的大小，再跟它的体型比较一下，我们能看出来大脑是这种动物不太重要的器官。