"史前时代"是个多义词，它可以指史前时代（历史时期）,史前时代（（法）努吉耶所著绘本书籍）。
美国西南地区考古学的主要问题是：为什么这么多不俗的定居点，甚至整个西南地区，都在史前时代被遗弃了呢？
Major question in the archaeology of the southwestern region of the United States is why so many impressive settlements, and even entire regions, were abandoned in prehistoric times.
美国西南地区考古的一个主要问题是，为什么这么多令人印象深刻的定居点，甚至整个地区，在史前时代就被废弃了。
A major question in the archaeology of the southwestern region of the United States is why so many impressive settlements, and even entire regions, were abandoned in prehistoric times.
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