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为什么坐飞机不能带液体
随意打开四大航任意一家的官网，你都会在“行李服务”页面看到差不多意思的描述“旅客禁止携带超过100ml的液态物品”。EyeOpener今日话题，带液体上飞机为什么这么难
千万个为什么：保持好奇，持续探索55/86
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