"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.
在史前时代，折断的下巴最终可能会成为一个致命伤。
In prehistoric times, a broken jaw could have ended up being a fatal injury.
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