一字不识

• not know a B from a buffalo
• not know a B from a battledore
• not know B from a battledore
• not know B from a buffalo

参考释义

一字不识 [yī zì bù shí]

• -

例句

1. 他原来一字不识，后来学了一点文化。
   An illiterate, later he received some schooling.