upper-arm circumference

例句：

1. 1. The doctor measured the patient's upper-arm circumference to check his blood pressure.
   医生测量了病人的上臂围度来检查他的血压。
2. 2. The sports team needs to measure their upper-arm circumference before the game to ensure they are in good condition.
   运动队在比赛前需要测量他们的上臂围度，以确保他们身体状况良好。
3. 3. The engineer used a special tool to measure the upper-arm circumference of thenew machine.
   工程师使用一种特殊的工具来测量新机器的上臂围度。