有知识的有学问的用英文怎么说

"Erudite" is a word used to describe someone who is knowledgeable and well-educated.

Etymology: The word "erudite" comes from the Latin word "eruditus" which means "well-informed" or "learned."

Example sentences:

He is an erudite scholar, widely regarded as an expert in his field.
Her erudite knowledge of history always impressed her classmates.

Translations:

他是一位博学的学者，被广泛认为是他领域的专家。
她对历史的博学知识总是给同学留下深刻的印象。