a convex fold or elevation in the surface of the brain
同义词：convolution
gyrus详细解释
gy.rus n.（名词）【复数】gy.ri[-ro.] Any of the prominent, rounded, elevated convolutions on the surfaces of the cerebral hemispheres.脑回：脑半球表面明显的，圆形的，突起的盘曲 来源：Latin gtrus [circle] * see gyre 拉丁语 gtrus [圆周] *参见 gyre
