Unverified80% confidenceTradeoffTime unknown
保温吸管杯存在结构矛盾：吸管必须穿透杯盖直达杯底，这条通道会成为热量流失点，同容量保温吸管杯的保温时长普遍比同款直饮口保温杯短2-4小时
1
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80%
Confidence
Long-term
Relevance
-
First Seen
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