音声

1. Origins, structure, and basic meaning

• Structure: 音声 is read as おんせい and means “audio” and “voice”.
• Basic usage: It refers to recorded audio used for pronunciation and an announcement voice played in a station.

2. Common pitfalls and similar expressions

• 録音した音声 / 案内の音声
  • Use 録音した音声 for recorded audio and 案内の音声 for a spoken guidance track.