vein deposit

例句：

1. 1. The doctor found a vein deposit in her leg that needed to be removed.
   医生在她的腿上发现了一个静脉沉积，需要移除。
2. 2. The patient's condition worsened after the vein deposit was treated.
   患者的病情在静脉沉积得到治疗后变得更糟。
3. 3. The researcher discovered a vein deposit in the sample of blood.
   研究者在血样中发现了一个静脉沉积。