Objective To study the relationship between the causes of postmenopausal vaginal bleeding (PMB) and the year after menopause and the age of patients.是什么意思_Objective To study the relationship between the causes of postmenopausal vaginal bleeding (PMB) and the year after menopause and the age of patients.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句