比如說從銀河係的一頭傳遞信息到另外一頭，量子通訊可以馬上（instantly）到達了。而光速卻需要很長一段時間。

來源: 老骨董於 2018-03-15 18:18:21 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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