[KongchangAI]
Unverified80% confidenceTradeoffTime unknown

颜色数量与实用性的权衡:24色以上套装看似丰富,但幼儿实际常用12色基础色,色数过多单价并不省且易干;学龄前12-18色足够,避免为凑色数买到干涸库存

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