A post-graduate or a postgraduate student is a student with a first degree from a university who is studying or doing research at a more advanced level.
ADJ
研究生的
Postgraduate study or research is done by a student who has a first degree and is studying or doing research at a more advanced level.
例句
...postgraduate courses...研究生課程Dr Hoffman did his postgraduate work at Leicester University.霍夫曼博士是在萊斯特大學讀的研究生。