Unverified80% confidenceTradeoffTime unknown
软管越长视角覆盖越广、越能架高俯拍全床，但长软管的下垂和晃动问题越严重，需要更粗的金属内芯支撑，因此长而稳的支架必然更笨重且不便携
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80%
Confidence
Long-term
Relevance
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