adj.无学问的;不熟练的;未学过的;不学而知的
unlearn的过去式和过去分词.
A lawyer is not unlearned profession. 律师是一个需要学问的职业。
The unlearned always pretend to be erudite. 不学无术的人总是伪装知识渊博。
He is unlearned in politics. 他不精通政治。
It's just man's unlearned behavior. 这仅仅只是人类天生的行为。