Signs of mild-to-moderate impairment include continual and significant academicunderachievement as well as evidence of mild neurological or functional impairment.
轻到中度受损的表现包括持续而明显的学习成绩不良同时伴有轻度神经和功能受损。
2
There was also significant difference in the two scores of the academicunderachievement students of different school grades, and the difference tended to increase with age.