This is the 3634th most frequent Japanese word.
音声
"音声" means "sound" or "audio."
In this sentence, '音声' refers to the sound or audio that is recorded, highlighting its technical aspect.
音声の録音がうまくできなかった。
I couldn't record the audio successfully.
Here, '音声' is used to describe educational content in the form of audio recordings for learning purposes.
この音声教材はリスニング力を向上させます。
This audio material enhances listening skills.
In this context, '音声' denotes spoken voice in relation to technology that interprets and processes it.