And what is it that we do that no other animal does, and which I believe was fundamental to allow us to reach that large, largest number of neurons in the cortex?
还有就是我们做了什么是没有其他动物做的， 我认为 使我们能够达到这么多的， 最多数量的神经元存在于大脑皮质中的基本原因是