她在斯坦福主修历史。

She majored in History at Stanford.

《牛津词典》

这些学科正在衰落：现在22%的美国大学毕业生主修商科，相比之下，主修历史的只有2%，主修英语的只有4%。

These are disciplines that are going out of style: 22% of American college graduates now major in business compared with only 2% in history and 4% in English.

youdao

她主修历史。

She is a history major.

youdao

For those of you who are History majors or Political Science majors, that's more of an issue.

对于主修历史或者,政治学的同学,就需要多考虑一些问题了

耶鲁公开课 - 博弈论课程节选