major in

汉语翻译

主修, 专攻

例句

Mr.Lee said he would major in history and he means business.李先生说他要专攻历史，他是决心认真干的。I major in engineering, but this machine is hard to handle.虽然我学的是机电专业，但这机器还是很难修。She majors in history.她主修历史。I major in science.我主修自然科学。