他将失明的双眼转向他们，低声打了个招呼。He turned his sightless eyes their way and boomed out a greeting.颜色对于生来就双目失明的人是无法想像的.Colour is inconceivable to people born blind.失明的孩子在动作发展的这一方面往往比不失明的孩子更加被动。Blind children tend to be more passive in...