vein
【待翻译】vane
释义:A vessel that carries blood back to the heart. All except the pulmonary and umbilical veins carry blood low in oxygen (roots: ven/o, phleb/o)
vein
【待翻译】释义:A vessel that carries blood back to the heart. All except the pulmonary and umbilical veins carry blood low in oxygen (roots: ven/o, phleb/o)