宇宙半徑遠超138億光年，難道宇宙在以3倍光速的速度擴張？學者：這都是因為有蟲洞！
Synopsis
根據科學家的推算，宇宙誕生大概在138億年前，而如今宇宙的直徑為920億光年，難道宇宙的擴張速度竟達到光速的3倍以上？
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