postgraduate

a.研究院的 n.研究生

post-free, post-haste, post-industrial, post-mortem, post-office, post-paid, post-town, post-war, postage, postage stamp, postal, postal code, postal order, postcard, poste restante, poster, poster paint (also `poster colour), posterior, posterity, postern, posthumous, posthumously, postilion (also posttillion), posting, postman, postmark, postmaster, Postmaster General, postnatal, postpone, postponement, postprandial, postscript, postulant, postulate, postulation, posture, posturer, posy, pot,