[KongchangAI]
Unverified90% confidenceTradeoffTime unknown

机械风扇发出的声音被广泛认为比电子模拟白噪音更自然柔和不刺耳,但代价是功能单一且有活动部件可能长期磨损

1
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90%
Confidence
Long-term
Relevance
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