Now, again, there's a great debate about when the Clovis people first arrived in the Americas.
现在，关于克洛维斯人是什么时候第一次来到美洲又有了一个很大的争论。
This "Clovis point" has been called the first great American invention, a technology that spread quickly among people living on the continent.
这个“克洛·维斯点”被称为美国的第一件发明，成为了一种在这个大陆上的人们中快速传播开来的技术。
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