[KongchangAI]
Unverified80% confidenceDecision RuleTime unknown

2岁以下幼儿通常难以理解'身体部位逐渐入睡'的抽象概念,实际起效年龄多在2.5-3岁以上,低龄段选购需考虑孩子认知发展是否匹配

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Long-term
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