zhè / wèi / nián / qīng / yán / jiū / yuán / dǔ / zhì / zuān / yán / gǔ / diǎn / wén / xué / jǐ / nián / hòu / zhōng / yú / qǔ / dé / le / chéng / guǒ

这位年轻研究员笃志钻研古典文学，几年后终于取得了成果。

This young researcher devoted himself to studying classical literature and finally achieved results after several years.