Unverified85% confidenceDecision RuleTime unknown
牙龈护理专项刷头（如飞利浦ProResults敏感型、Oral-B Sensitive Clean）刷毛数量更密（3000-4000丝）且末端做圆润磨圆处理，选购时确认刷毛末端经过rounded end磨圆工艺，未磨圆的平切毛会划伤牙龈
1
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85%
Confidence
Long-term
Relevance
-
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