一: one年级: grade; year学生: student; pupil大学一年级学生: fresher; freshman高中一年级学生: sophomore经济系一年级学生: major courses first year economics小学一年级学生: first grade primary school pupil新生(大学一年级学生): freshman新生;一年级学生;新手: freshman学院一年级学生: students in their first year at college大学二年级学生;高中一年级学生: sophomore大学或学院一年级学生: student in his/her first year at university or college低年级学生: lower grade pupil/student pupil/student in junior grades; lower grade pupil/student; pupil/student in junior grades; lower grade student二年级学生: sophomore; youngster高年级学生: upper grade student; higher grade student; upper/higher grade pupil/student; pupil/student in senior grades; upper/highergradepupil/student pupil/studentinseniorgrades; upperclassman各年级学生: students in all grades年级学生: classman; sophister三年级学生: junior; tertian四年级学生: senior一二年级学生: underclass一年级大学生: freshman一年级的学生: a student of grade one大学的二[三] 年级学生: sophister大学低年级学生: lowerclassman; underclassman大学二年级学生: sophomore