Unverified90% confidenceDecision RuleTime unknown
天然橡胶雨靴柔软耐低温不易开裂，适合北方冬季；PVC雨靴硬度高、低温易脆裂，仅适合南方多雨温暖地区短期使用
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90%
Confidence
Long-term
Relevance
-
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