1. The tonoscope is a device used to measure the pitch and frequency of sound waves.
音调仪是一种用于测量声波音高和频率的设备。

2. The musician used a tonoscope to tune her guitar before the concert.
音乐家在音乐会前使用音调仪来调音吉他。

3. The tonoscope displayed a visual representation of the sound waves on the screen.
音调仪在屏幕上显示了声波的视觉表示。

4. The scientist used a tonoscope to study the effects of different frequencies on human hearing.
科学家使用音调仪研究不同频率对人类听力的影响。

5. The tonoscope revealed that the violin was slightly out of tune.
音调仪显示小提琴有点走音。

6. The student conducted an experiment using the tonoscope to explore the relationship between pitch and volume.
学生使用音调仪进行实验，探讨音高和音量之间的关系。