Unverified82% confidenceTradeoffTime unknown
带下巴/前额支撑设计的颈枕能防止睡觉时头部前倾下坠，飞机经济舱直立坐姿场景优于纯U型；但收纳体积和佩戴闷热感相应增加
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82%
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Long-term
Relevance
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