Obsity肥胖OBSabbr.观察(=Observation）abbr.瞭望台（=Observatory）abbr.已废的(=Obsolete)abbr.无线电定向标选择器(=Omnibearing Selector)Observing Tongue to Distinguish Syndrome察舌辨证obstetrical forceps for cesarean section剖腹位产钳observability-based statement coverage可观测性语句覆盖准则obstractive sleep apnea hypopnea syndrome阻塞性睡眠呼吸暂停低通气综合征obstetrical forceps for caesarean section剖腹产产钳obstreperous and defiant aggressiveness.任性好斗有侵略性的。obstetrical diagnosis of hereditary disease遗传病产科诊断Obstruetive sleep apnea-hypopnea syndrome阻塞性睡眠呼吸暂时停低通气综合征obstetric-gynecologic nurse-practitioner妇产科开业护士Obstractive sleep apnea/hypopnea syndrome阻塞性睡眠呼吸暂停低通气综合征