Back in the dinosaur era, it was more of a floodplain environment, with a flat plain crisscrossed by big, meandering rivers.

在恐龙时期这个地区则更多为泛滥平原环境，平坦的平原上纵横交错着大而曲折的河流。

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The man-made rivers and streams are part of an irrigation project called the Gezira scheme, which the British started in the colonial era to grow cotton for export back to Europe.

人造河流是杰济拉灌溉工程的一部分，为了在这里种植棉花出口到欧洲，殖民地时期的英国人首先发起了这项工程。

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The rain then falls back into the oceans, lakes, rivers and plants, and it starts all over again.

然后，雨水回到海洋，湖泊，河流和植物中，整个循环又重新开始。

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Talling has made it his task to bring the English capital's lost rivers back to the surface, metaphorically at least.

BBC: In search of London's lost rivers

They are fashioned to capture the rain so the water will trickle down and replenish the aquifer eventually giving rise to water in the wells and bringing dead rivers back to life.

CNN: The 'Rainman' of Rajasthan

Doc Rivers leaned back to say something to the assistant coaches sitting behind him and cracked a brief smile.

NPR: Hornets Win Matchup Of Doc, Austin Rivers 90-78