[KongchangAI]
Unverified82% confidenceDecision RuleTime unknown

仓储式超市(Costco/山姆)单个家庭年消费需≥8000元才能覆盖会员费成本,2-3人小家庭年采购频次<10次时会员费难以回本

1
Sources
82%
Confidence
Long-term
Relevance
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First Seen

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