胎盘边缘血窦破裂rupture of placental marginal sinus【妇产】
【经】 资本的边际生产率marginal productivity of capital
边缘土地Marginal lands
边缘刺marginal spine
下颌缘支marginal mandibular branch【解剖】;ramus marginalis mandibularis【解剖】
边缘个marginal zooid
边际效应marginal effect
临界值marginal value