Maya mathematicians could project this calendar millions of years in the past and the future, time had no beginning, no end.
玛雅数学家可以把这种历法规划在过去和未来的几千年，时间没有起始，没有终结。
Maya mathematicians could project this calendar millions of years in the past and the future, time had no beginning, no end.
玛雅数学家可以把这种历法规划在过去和未来的几千年，时间没有起始，没有终结。
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