这个问题困扰了人们多年,直到20世纪50年代,一位名叫古斯塔夫·克雷默的德国科学家给出了一些答案,并在此过程中提出了新的问题。
The question perplexed people for years, until, in the 1950s, a German scientist named Gustave Kramer provided some answers and, in the process, raised new questions.
拜约·克塔塔二世被铭记。
在13世纪阿兹塔克人扫荡到墨西哥中部时,陶蒂华康这座繁华的城市(在公元400年左右为最繁华时期)已经被它神秘的建造者们遗弃很长一段时间。
By the 13th century when the Aztec swept into central Mexico, the once teeming city—which reached its zenith around a.d. 400—had been long since abandoned by its mysterious builders.
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