RBC

例句：

1. 1. The doctor checked her blood pressure and RBC count.
   医生检查了她的血压和红细胞计数。
2. 2. After the surgery, she had to take a transfusion of RBCs.
   手术后，她不得不接受一次输血，其中包含红细胞。
3. 3. The patient's RBC count is low, which could be a sign of anemia.
   患者的红细胞计数低，这可能是贫血的迹象。