她是一位著名的古典学学者。

She is a renowned classics ___scholar.

迈尔斯博士是俄罗斯历史方面的杰出学者。

Dr Miles was a distinguished ___scholar of Russian history.

在过去，一位学者可能会花费数年时间寻找特定信息，而现在只需点击一下按钮就能轻松且廉价地找到！

In the old days, a ___scholar could spend years of his life in search of specific information, which now can be easily and inexpensively found at the click of a button!