blood vascular system的用法和樣例：
例句
- The liver receives blood through two vascular systems, the portal vein and hepatic artery.
肝通過兩個血管系統接受血液，即門靜脈和肝動脈。 - The pancreatic vasculature is one of the very important yet most complicated components of the splanchnic vascular system of the upper abdomen.
胰腺的血管是上腹部內臟血管系統非常重要而又複雜的組成部分之一。
