American Four-year University The four-year college English in the United States is College or University. When it focuses on engineering or other technical courses, it is also called a bachelor of arts or a bachelor of science. It is the most common bachelor's degree, but there are many other names for a bachelor's degree. Usually you can get a bachelor's degree by successfully completing four years of full-time study, and some majors or schools have studied for more than four years. Generally, a comprehensive university has a four-year system, with many majors and complete facilities, such as law school and medical school, and attaches importance to scientific research. Relatively speaking, liberal arts colleges of another kind of university in the United States generally attach importance to general education. In terms of scale, liberal arts colleges and comprehensive universities are also different. General comprehensive university 10000 students or more. Basically, a university is like a town, and its scale is very large. There are about 2,000 people in liberal arts colleges. The focus of the college of arts and sciences is not research, but teaching, so it is more beneficial to undergraduates. From the software point of view, the college of arts and sciences may pay more attention to such a small class teaching system. In a comprehensive university, if you take classes in a comprehensive university, there may be more than 100 students or one or two hundred students listening to the professor's lectures. In the College of Arts and Sciences, there may be more than a dozen people in our class. In this case, everyone can sit together and have a very strong interaction. So this piece is the obvious difference between it and a comprehensive university.