Unverified80% confidenceTradeoffTime unknown
折叠结构的便携性与耐用性存在矛盾：多段伸缩或磁吸折叠体积最小，但铰链和触点是最易损坏和进水的部位，重度使用或恶劣环境优选一体式或折叠环节更少的设计
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80%
Confidence
Long-term
Relevance
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