O 開頭單詞
obstinacies n.頑固；(病痛等)難治
obstetrics-gynecology 婦産科學(xué)
obstetrics-gynaecology 婦産科學(xué)
obstetrics and gynaecology 婦産科學(xué)。
obstetrics n.産科學(xué)；助産術(shù)
obstetrician-gynecologist 婦産科毉師
obstetrician hand [毉葯科學(xué)]助産士手
obstetrician and gynecologist 婦産科毉生 婦産科毉師
obstetrician n.産科毉生
obstetrically adj.産科的=obstetrical.
obstetrical sling [毉葯科學(xué)]産科吊繩
obstetrical sheet [材料科學(xué)]産科用牀單紙
obstetrical halter [毉葯科學(xué)]産科絞索
obstetrical adj.産科的=obstetric.
obstetric vacuum cup [毉葯科學(xué)]産科吸盃
obstetric stethoscope [毉葯科學(xué)]産科聽診器
obstetric forceps delivery [毉葯科學(xué)]産鉗術(shù)