high fidelity

noun
🔊/ˌhaɪ fɪˈdeləti/
🔊/ˌhaɪ fɪˈdeləti/
[uncountable]
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  1. very high quality recording and playing of sound by electronic equipment
    • listening to music in high fidelity高保真听音乐
    • crystal-clear high-fidelity audio水晶般清晰的高保真音频
    compare hi-fi, hi-fi