upper hind neck

例句：

1. 1. The upper hind neck is a sensitive area that needs to be treated carefully.
   上颈是一个敏感区域，需要小心处理。
2. 2. During the surgery, the doctor had to make sure the upper hind neck was properly anesthetized.
   在手术期间，医生必须确保上颈部位得到了适当的麻醉。
3. 3. After the operation, the patient's upper hind neck was wrapped in a bandage forprotection.
   手术后，患者被包裹在一条绷带上以保护上颈。