sounding device

例句：

1. 1.The sounding device was used to determine the depth of the water.
   声纳装置被用来测定水的深度。
2. 2. The sonar system detected a submarine in the ocean.
   声纳系统在海洋中探测到了一艘潜艇。
3. 3. The sonar device is essential for underwater exploration.
   声纳设备对于水下探索至关重要。