Unverified82% confidenceDecision RuleTime unknown
选带音量调节或消音功能的电子琴(可调至30分贝以下),或选原声木琴而非金属琴片,避免高频尖锐音损伤幼儿听力(幼儿耳蜗对80分贝以上更敏感)
1
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82%
Confidence
Long-term
Relevance
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