词Physicists studying the issue talk not about time machines but about closed timelike curves (CTCs).
讨论这
想法的物理学家，谈的不
时光机器，
时迴圈（closedtimelikecurve,CTC）。
Physicists studying the issue talk not about time machines but about closed timelike curves (CTCs).
讨论这想法的物理学家，谈的不时光机器，时迴圈（closedtimelikecurve,CTC）。
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