[KongchangAI]
Unverified85% confidenceTradeoffTime unknown

USB可重复使用款长期成本低且环保,但需插线或充电、便携性差、清洁不便易滋生细菌;一次性款卫生、免插电、可随身携带,但长期使用成本高且产生废弃物

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85%
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