translation.en: Whether you know it or not, large numbers of students with high SAT's and large numbers of A.P. credits who go to the most prestigious universities in our country begin in pre-med or pre-engineering and engineering, and they end up changing their majors.
translation.zh: 可能你不知道，很多 SAT高分考生 学分很高的学生 进入美国的著名大学之后 入学时选读医学预科或者工程预科 后来很多学生都转去了别的专业