the pieces of reality that are to be learned ,whether they are the alphabet or an understanding ofgovernment,have been limited by the subjects being taught.

问题描述:

the pieces of reality that are to be learned ,whether they are the alphabet or an understanding of
government,have been limited by the subjects being taught.

*被告知的事物限制了它的能力

句子主干是
the pieces have been limited
那些我们要去学习的真相,不论是那些非常基础的ABC还是对事物道理的理解,都被限定于所被传授的事物本身.
意思就是,无论你学的东西简单或是复杂,都被限定于你的老师怎么教.
比如教你数学,现代数学都用十进制,那你对数学的理解就是建立在十进制之上的,被限定于十进制了.例子可能不恰当,大概是这个意思吧.