PTO (also pto)

abbr 缩写 = (eg at the bottom of a page) please turn over 见反面, 见下页（如页末字样）.

psychoanalyst, psychoanalytic, psychoanalytical, psychoanalytically, psychological, psychologically, psychologist, psychology, psychopath, psychopathic, psychosis, psychosomatic, psychosomatically, psychotherapist, psychotherapy, psychotic, PT, PTA, ptarmigan, Pte, pterodactyl, Ptolemy, ptomaine, ptomaine poisoning, pub, pub crawl, puberty, pubic, public, public bar, public convenience, public garden, public house, public lending, public nuisance, public official, public opinion, public ownership, public prosecutor, Public Record Office, public relations (abbr 缩写 ,PR),