这个数据可以回溯到对洞穴绘画的研究，人们观察猎人们用哪只手拿武器，以及考古学上对文物的分析。

And this goes back to studies of cave paintings, looking at which hands hunters are using to hold their spears, and to archaeological analyses of ancient artifacts.

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她表示：“人们认为野外考古学就和印地安娜琼斯（影片《夺宝奇兵》主角）一样，可事实并非如此，我们所做的很多工作都是进行数据分析。”

“People think of field archaeology as Indiana Jones, but much of what you really do is data analysis, ” she said.

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研究人员还说，他们的基因研究支持了一些考古数据。 这些数据显示，水稻在8200年到1万3500年前首次在中国长江流域进行种植。

The researchers also say their genetic research supports archeological data suggesting that rice was first cultivated in China's Yangtze Valley between 8, 200 and 13, 500 years ago.

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