主修

She majored in Maths and Physics at university.

她在里主修数和物。

Concentrators in geological sciences elect either geology or geography.

主修质的要选修质或程。

He is a history major.

他是主修历史的。

Mr. Stone spent his undergraduate days in Columbia University, majoring in economics.

斯通先在哥伦比亚过了他四年的活, 主修经济。