Unverified75% confidenceTradeoffTime unknown
音效种类多≠实用,白噪音(white/pink/brown noise)中brown noise低频更适合屏蔽人声和交通噪音;'雨声/海浪'等自然音多为循环采样,长度短于5分钟的会有明显重复感反而扰眠
1
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75%
Confidence
Long-term
Relevance
-
First Seen
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