短语词组短语recurrent retroperitoneal tumor 复发性腹膜后肿瘤recurrent of tumor 肿瘤复发recurrent t tumor 再发性瘤recurrent intracranial tumor 复发性颅内肿瘤recurrent tumor foci 复发灶negative for recurrent tumor 无复发肿瘤tumor recurrent 肿瘤复发 返回 recurrent tumor