Some graduate students in science, technology, engineering and math—or STEM—only do research, under the guidance of a mentor.

有些科学、技术、工程和数学（简称STEM）的研究生仅在导师的指导下做一些研究。

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Business and management was again the most popular area of study for international students. The next most popular subjects are engineering, math and computer science.

商业和管理仍旧是最受外国留学生欢迎的学习领域。其次是工程学，数学和计算机科学等学科。

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It is essential that engineering students have a good knowledge of basic science.

工科学生掌握基础科学知识是极为重要的。

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According to the Council of Graduate Schools, temporary residents in 2010 comprised 45.3 percent of graduate students in engineering and 42.9 percent of graduate students in mathematics and computer science.

FORBES: Training Our Competition

Some 80% of foreign doctoral students in science and engineering plan to stay there after graduation--up from 50% in 1985.

FORBES: Brains Abroad

She also said the plan might have the unintended consequence of reducing the number of students studying science, technology, engineering and maths - the so-called STEM subjects - because students tend to get higher grades in the arts and humanities.

BBC: Top students expansion plan 'could hit social mobility'