cross vein

例句：

1. 1. The doctor found a vein cross in her arm.
   医生在她的手臂上发现了一个静脉交叉。
2. 2. The surgeon carefully dissected the vein cross to remove the tumor.
   外科医生小心翼翼地解剖了静脉交叉以移除肿瘤。
3. 3. The patient's blood pressure fluctuated as the vein cross was being accessed.
   随着静脉交叉被触及，患者的血压波动不定。