In 1996, scientists caused an experimental flood of the Colorado River by releasing water from Glen Canyon Dam above the Grand Canyon.
1996年,科学家从大峡谷上方的格伦峡谷大坝放水,造成科罗拉多河实验性洪水。
The Colorado River flows through the Grand Canyon. The Canyon offers a lot of information about the physical history of Earth.
科罗拉多河流经大峡谷,大峡谷向我们提供了许多有关地球自然历史的信息。
Such erosion may cut a gorge or canyon. The Grand canyon of the Colorado river is the largest river canyon in the world.
如此的侵蚀可能磨损出峡,或峡谷。科罗拉多河大峡谷是世界上最大的河流峡谷。
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