unlettered

1.unlettered poster board.

上面还没有写上一个字广告板

2.exhibited contempt for his unlettered colleagues.

对他肚子里缺少墨事显得不屑一顾。

3.There is not among them an esquire, saving the unlettered magistrate.

他们当中除了那个目不识丁执事，没有一个乡绅。