tā / zài / yán / jiū / shēng / jiē / duàn / zhǔ / xiū / fàn / dài / shù / ， / duì / chōu / xiàng / dài / shù / jié / gòu / hěn / gǎn / xìng / qù / 。

他在研究生阶段主修泛代数，对抽象代数结构很感兴趣。

He majored in universal algebra in graduate school and is very interested in abstract algebraic structures.