echo distortion

例句：

1. 1. The sound of the waves echoing off the shore was eerie.
   海浪拍打岸边的声音回荡，令人感到阴森。
2. 2. The engineer used a special device to eliminate echo distortion in the recording.
   工程师使用一种特殊设备来消除录音中的回声畸变。
3. 3. The scientist conducted experiments to study the effects of echo distortion on communication.
   科学家进行实验研究回声畸变对通信的影响。