They should have consulted Wells, who is now director of the ancient studies program at Saint Joseph's University in Pennsylvania.

他们当时真该去咨询一下威尔斯·威尔斯如今已成为宾夕法尼亚州圣约瑟夫大学古代研究项目负责人。

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Recent studies of ancient Maya water management have found that the urban architecture of some cities was used to divert rainfall runoff into gravity-fed systems of interconnected reservoirs.

最近对古玛雅水资源管理的研究发现，一些城市的城市建筑被用来分流降雨径流到相互连接的水库的重力补给系统中。

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Studies in the journals Geology and Earth-Science Reviews reveal that ancient rivers were broad straight sheets of water.

《地质学》和《地球科学评论》上的一项研究表明古代的河流是笔直宽阔的水面。

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University of California biologist Bill Schopf studies ancient fossils and the dirt they are found in on earth.

VOA: special.2010.05.25

The twin landers, each the size of a desk and weighing 375 pounds (170 kilograms), will ramble dozens of meters a day, drilling into rocks and scooping up soil in preliminary field studies to help identify ancient oases.

CNN: Race to Mars begins a distant search for life

Most of these newly discovered species are microscopic, but genetic studies suggest they are also extremely ancient, implying life on Earth may have originated in areas formerly thought inhospitable.

FORBES: We've Got Company

The next time someone tells you about a miraculous diet that mimics the way people ate in ancient times, here is a nice counterargument: studies of mummies say the ancients got heart disease too.

FORBES: What The Hardened Arteries Of Ancient Mummies Mean For Picking A Diet