[KongchangAI]
Unverified85% confidenceTradeoffTime unknown

振动频率越高清洁力越强,但对牙龈和牙釉质的冲击也越大;牙齿健康者可选高频,敏感人群应牺牲清洁力换取温和护理模式

1
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85%
Confidence
Long-term
Relevance
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