According to Brinkman, as the brain evolved, one side became specialised for fine control of movement (necessary for producing speech) and along with this evolution came righthand preference.
根
Brinkman,认为
大脑发展,一面变得专门很好
控制行为(产生语言

需要)并且沿着这种发展成为惯用右手偏好。
真题精听

用来描述

好》
科学


