wave recorder

例句：

1. 1. The waverecorder was used to measure the heightof waves.
   波浪记录器被用来测量波浪的高度。
2. 2. The scientist used a wave recorder to study the behavior of waves.
   科学家使用一个波浪记录器来研究波浪的行为。
3. 3. The wave recorder helped scientists tobetter understand the power of waves.
   波浪记录器帮助科学家们更好地理解波浪的力量。