television waveform monitor

例句：

1. 1. The technician needs to check the TV waveform monitor to ensure the signal is clear.
   技术人员需要检查电视波形监视器，以确保信号清晰。
2. 2. The engineer used a TV waveform monitor to troubleshoot the problem with the television set.
   工程师使用电视波形监视器来诊断电视设置的问题。
3. 3. The doctor recommended using a TV waveform monitor during surgery to monitor the patient's heart rate.
   医生建议在手术期间使用电视波形监视器来监测患者的心率。