[KongchangAI]
Unverified88% confidenceDecision RuleTime unknown

10-12月龄首选3-4孔大形状配对(圆/方/三角),孔径需≥5cm避免精细动作挫败;18月龄以上再引入6-8孔含半圆、五角星等复杂形状

1
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88%
Confidence
Long-term
Relevance
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