【各类学生】post doctorate 博士后;doctor;博士;master 硕士;graduate student 研究生;undergraduate 本科生;abroad student 留学生;returned student 归国留学生;foreign student 外国留学生;auditor 旁听生(美);commoner 自费生;extern 走读生;intern 实习生;boarder 寄宿生