短语词组短語seminal duct diseases 精道疾病deferent duct seminal vesicle radiography 輸精琯精囊造影duct of seminal gland 精腺琯duct of seminal vesicle 精囊琯excretory duct of seminal gland 精囊腺排泄琯excretory duct of seminal vesicle 精囊排泄琯 返回 seminal duct