subcutaneous fat calipers

例句：

1. 1.The doctor used a subcutaneous fat caliper to measure the patient's body fat percentage.
   医生使用皮下脂肪计测量了患者的体脂百分比。
2. 2. She was using a subcutaneous fat caliper to check her skin condition before surgery.
   她在手术前用皮下脂肪计检查了她的皮肤状况。
3. 3. The nurse showed me how to use a subcutaneous fat caliper to measure the patient's weight.
   护士向我展示了如何使用皮下脂肪计来测量病人的体重。