acoustically

The concert hall is acoustically perfect, allowing even a whisper to be heard clearly.

(Chinese) 这个音乐厅在声学上是完美的，即使是低语也能被清晰地听到。

The studio was acoustically insulated to prevent outside noise from ruining the recording.

(Chinese) 工作室进行了声学绝缘处理，以防止外界噪音破坏录音。