当时人们认为那种红蓝3 D眼镜将是未来观影必备物品，平板投射技术将成为历史古董。
Red and blue spectacles, it was imagined, would be routinely employed to watch a film. Flat projection would be a historical curio.
当时人们认为那种红蓝3 D眼镜将是未来观影必备物品，平板投射技术将成为历史古董。
Red and blue spectacles, it was imagined, would be routinely employed to watch a film. Flat projection would be a historical curio.
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