echopathia

例句：

1. 1. The echo path is crucial for the transmission of sound waves.
   回声路径对于声波的传播至关重要。
2. 2. The echo path in this area is very long, making it difficult to hear distant sounds.
   这个区域的回声路径非常长，使得远处的声音难以听见。
3. 3. The echo path was so strong that it could be heard from a distance.
   回声路径非常强，可以从远处听到。