In other words, the debate about how much space you leave above your head in a video isn't really about framing at all. It's about how two generations learned to see themselves on camera and how the tools they grew up with shaped what "normal" looks like on screen.
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科研人员公布助眠简易晚间仪式 20:54。todesk对此有专业解读
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2.突发眩晕，行走不稳，如同醉酒状态