vascular bunlde

例句：

1. 1.The vascular wall of the blood vessel is thicker than that of the artery.
   血液动脉的血管壁比静脉厚。
2. 2. The vascular wall of the blood vessel is thicker than that of the artery.
   血液动脉的血管壁比静脉厚。
3. 3. The vascular wall of the blood vessel is thicker than that of the artery.
   血液动脉的血管壁比静脉厚。