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1·The Grand Canyon is one of the natural wonders of the world.

科罗拉多大峡谷是世界自然奇观之一。《牛津词典》

2·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。

3·The Grand Canyon never fails to impress.

大峡谷永远让人叹为观止。《牛津词典》

4·The best bit of the holiday was seeing the Grand Canyon.

假期中最精彩的片段是参观大峡谷。《牛津词典》

5·This isn't like the Grand Canyon.

这和大峡谷不一样。

6·Take the Grand Canyon for instance.

以大峡谷为例。

7·Now, we geologists thought we had a pretty good idea of how the Grand Canyon in the southwestern United States was formed.

现在，我们地质学家自认为对美国西南部大峡谷的形成有了很好的认识。

8·Two geologists discovered that about half of the sand from the Grand Canyon was actually once part of the Appalachian Mountains.

两位地质学家发现，约半数的来自大峡谷的沙子实际上曾经是阿巴拉契亚山脉的一部分。

9·That's really eye-opening news, since the Appalachian Mountain Range is, of course, thousands of kilometers to the east of the Grand Canyon.

这真是个让人大开眼界的消息，因为阿巴拉契亚山脉当然在大峡谷以东数千公里处。

10·For the more adventurous, we offer rewards beyond mere sightseeing—from a three-day hike across the Grand Canyon to a ride along China's Yangtze River.

对于更喜欢冒险的人，我们提供了除纯粹的观光以外的奖励——从大峡谷三天徒步旅行到沿长江骑行。