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人類能成為II型文明嗎?為什麼這不是一件好事?
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在今天的影片裡我們想和各位談談人類發展的幾個可能選項一起來探討人類是否可以成為II型文明。
文明規模和我們的地位
II型文明風險是什麼
II型文明是否存在
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