[KongchangAI]
Unverified80% confidenceTradeoffTime unknown

白噪音音量越大掩盖环境噪音效果越好,但音量越大越接近听力损伤阈值——安全做法是音量略高于环境底噪即可(约与洗澡水声相当),不必追求高分贝

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