He works at a scientific institute where linguists, literature scholars, historians, sociologists, economists, and other scholars investigate everything that has to do with gnomes.
Mandarin
那个语言学家精通几个中国方言。
那個語言學家精通幾個中國方言。
nà ge yǔ yán xué jiā jīng tōng jǐ ge zhōng guó fāng yán 。
The linguist is fluent in several Chinese dialects.