Leave the world and enter the limbic system.

离开这个世界，进入大脑边缘系统。

The third part that I'd like to talk about is the limbic system.

我将要谈到的第三个部分是关于边缘系统。

Smell registers in the primal brain, known as the limbic system.

嗅觉在最初的大脑， 也就是通常所说的边缘系统登记。

This functions draw circles to the limbic and pupillary boundary.

此函数提请各界的边缘和瞳孔边界。

The changes of limbic system including hippocampus are more complex.

包括海马在内的边缘系统的改变更为复杂。