Unverified85% confidenceDecision RuleTime unknown
带响纸（皱纸/BB器/摇铃）的布书适合3-6月龄听觉抓握敏感期，但内置塑料响片的接缝处需检查是否封闭牢固，避免异响件脱落误吞
1
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85%
Confidence
Long-term
Relevance
-
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