[KongchangAI]
Unverified80% confidenceDecision RuleTime unknown

音质是英语启蒙核心指标,优先选内置扬声器功率≥1.5W、频响能还原纯正英式/美式发音的型号,劣质喇叭失真会导致幼儿模仿错误发音

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80%
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Long-term
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