The trigeminal nerve normally transmits touch, temperature, and other sensations from the skin to most of the face, part of the scalp, and some of the blood vessels and layers covering the cerebral cortex.

三叉神经一般会传递来自大部分脸部肤、部分头、以及覆盖大的一些血管和的触觉、温度和其它感觉。

Eventually, it will run out of layers.

总有一天会掉。

So all that goo is well-protected by the bones of your vertebrae and cranium, as well as membrane layers, or meninges, before being bathed in a cushy waterbed of clear cerebrospinal fluid.

所以所有这些粘性物质都被你的椎骨和头盖骨以及或好地保护着，然后在干净的脊液中沐浴。

Wild cats have excellent night vision thanks to a shiny layer in their eyes that reflects light, making them six times better than humans at seeing in the dark.

野生猫科动物得益于眼睛中一能反射线的闪亮， 拥有极佳的夜视能力，在黑暗中视物的能力是人类六倍。

He conceived of doing this by gluing the layers of the stack together with a watersoluble material.

他设想用一种水溶性材料把各个粘合起来。

Such an arrangement will not, of course, last for ever. Eventually, it will run out of layers.

当然，这种结构并非永续性的，总有一天会掉。总有一天会掉。