measuring jaw

例句：

1. 1. The dentist is using a measuring jaw to check the patient's teeth.
   牙医正在使用测量颚骨来检查患者的牙齿。
2. 2. The scientist used a measuring jaw to measure the size of the sample.
   科学家使用测量颚骨来测量样本的大小。
3. 3. The engineer was measuring the jaw movement during the surgery.
   工程师在手术期间测量颚部运动。