braincase

One concern is that the fossil skull is fairly small, with a somewhat lower braincase capacity than in modern humans.

顾虑之一，是这件颅骨化石相对较小，脑容量比现代人小。

Their research, involving an X-ray computed tomography scan, or C.T., of the fossil's braincase and inner ear, is described today in the journal Nature.

他们所做的关于华硕颅骨和内耳的X光电脑断层扫描或者叫做CT扫描的研究登在《自然》杂志上。

The researchers, at the Natural History Museum in London, based their findings on the first X-ray examination and reconstruction of the braincase and inner ear of a 147-million-year-old Archaeopteryx specimen.

伦敦自然历史博物馆研究人员的发现是基于1.47亿岁的始祖鸟标本的脑壳和内耳的首次X光检查和重建之上的。

They hang loosely underneath the braincase, ready to execute their signature bite.

它们悬挂在脑壳下方，随时准备执行标志性的一击。

Along with bigger teeth and a studier body, the dire wolf also had a smaller braincase.

这种古狼与现代的灰狼相比，具有相对宽而短的头部，脑壳较小，同时它的牙齿也更大，身体更为健壮结实。

The problem with studying humanity's fossil record is that it is so sparse: a jawbone here; a braincase there.

研究人类化石记录最大的问题是资源稀缺，总是这儿一块颚骨，那儿一块头骨。