主修

She majored in Maths and Physics at university.

她里主修数和物理。

Concentrators in geological sciences elect either geology or geography.

主修地质的要选修地质或地理课程。

He is a history major.

他是主修历史的。

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

斯通先哥伦比亚度过了他四年的活, 主修经济。