scholar

/ˈskɑlər/

a learned person (especially in the humanities); someone who by long study has gained mastery in one or more disciplines

中文释义：学者；有学问的人

The scholar spent decades researching ancient manuscripts in the library.

这位学者花了数十年时间在图书馆研究古代手稿。

As a leading scholar in economics, she was invited to speak at the conference.

作为经济学领域的顶尖学者，她受邀在会议上发言。