fissure vein

例句：

1. 1. The fracturein the bone was a fissurevein that required immediate attention.
   骨头上的骨折是一个裂缝，需要立即处理。
2. 2. The doctorfound a vein running through the center ofthe chest wall, which he believed wasa fissure vein.
   医生发现一条贯穿胸腔中心的静脉，他认为那是一条裂缝。
3. 3. The patient's blood pressure fluctuated due to the fissure vein in his arm.
   患者的血压波动是由于手臂中的裂缝静脉引起的。