[KongchangAI]
Unverified80% confidenceCautionTime unknown

追求彻底静音的人不要指望物理耳塞消除低频(如空调压缩机/地铁隆隆声),物理耳塞对100Hz以下低频衰减有限,需搭配主动降噪耳机或白噪音

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80%
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Long-term
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