弱智好儿童
独立 [词典] independent; independence; stand alone; on one's own; autocephaly; [例句]应鼓励孩子们成为独立思考者。Children should be encouraged to be independent thinkers.
Smile丶燚
indenpendent used,least/minimal/minimum/lowest,semantic独立运用的英语想不出来用一个词表达,self-used是指个人使用的,有点相近,不知道适用否