recorded voice audiometery

例句：

1. 1. The technician used an audiometer to measure the sound levels in the room.
   技术人员使用一个音频测量仪来测量房间中的声音水平。
2. 2. The company's new product is a recorder that can record and play back recorded voices.
   该公司的新产品是一款可以录制和回放录音的录音机。
3. 3. The audiometery was used to test the hearing ability of the elderly.
   音频测量仪被用来测试老年人的听力能力。