科罗拉多大峡谷位于美国亚利桑那州(Arizona)西北部,科罗拉多高原西南部。大峡谷全长446公里,平均宽度16公里,最深处1800米,平均深度超过1500米,总面积2724平方公里。1919年,威尔逊总统将大峡谷地区辟为“大峡谷国家公园”(Grand Canyon National Park)。科罗拉多河从大峡谷谷底流过。 the Columbia River:哥伦比亚河。
The Grand Canyon is in the northwest part of Arizona,America.The Colorado River runs through the canyon.It is really a great (1)___(奇观). If you look around in the canyon,you can see many rocks.Scientists believe these rocks are(2)___(差不多)or more than two billion years old,bu...
As a leading home builder ofnew construction homes in Arizona, we understand the attraction of the Grand Canyon State’s sunshine, beautiful landscapes, and unique lifestyle. However, making an informed decision requires a balanced perspective. So while Arizona’s climate and scenery have made it ...
The Grand Canyon is in the northwestern part of Arizona, America. The Colorado River goes through the canyon. The Grand Canyon is 277 miles long and over a mile deep. It is 4 to 18 miles wide. If you look down at the canyon, you can see many rocks. Scientists believe these rocks ...
Arizona: Arizona is famous for being the state that has the Grand Canyon. It is also the home of one of America's largest Native American tribes, the Navajo people. Facts About the Navajo: They are the second-largest federally recognized tribe in the USA. ...
It's snake season and, as all snakes wake from their winter naps, rattlesnakes are the biggest concern in Arizona and the southwest.
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Nextiva, based in Scottsdale, Arizona, has offices in North America, South America, Europe, and Asia Pacific, and services more than 40 countries. Nextiva has been profitable every year since its beginning and is consistently recognized among the world's fastest growing companies by Inc. Magazine...
The International Severe Acute Respiratory and Emerging Infection Consortium (ISARIC) COVID-19 dataset is one of the largest international databases of prospectively collected clinical data on people hospitalized with COVID-19. This dataset was compiled