translation.en: The frame on your left shows what's happening at the brain's surface, and the frame on your right shows what's happening down below the surface of the brain within the tissue itself.
translation.zh: 在你左边的组织展示了 大脑表层正在发生的事， 而你右边的组织显示了 大脑表层底下和它的组织 所发生的事。