A large percentage of the population is illiterate.

人口中文盲的比例相当高。

Seven out of ten prisoners are functionally illiterate.

十个囚犯中有七个基本上是文盲。

India's neglected and largely illiterate tribal populations.

印度被忽略的、且大多数为文盲的部落人口。

a subclass of illiterates.

文盲阶层。