对天文、数学、经学、历算、地理、方志、音韵、训诂均有精深研究，为乾嘉时代皖派考据大师。

He commanded profound knowledge of astronomy, mathematics, Confucian classics, calendar calculation, geography, local gazetteer, phonology and exegesis.

youdao

今天我派他们上场，算一种鼓励。

I had them play today and that was the fair reward.

youdao

今天我派他们上场，算一种鼓励。

I had them play today and that was the fair reward.

youdao