美国大峡谷(Grand Canyon)是一个举世闻名的自然奇观,科罗拉多河穿流其中,它是联合国教科文组织选为受保护的天然遗产之一。大峡谷位于美国亚利桑那州西北部的凯巴布高原上,是地球上最为壮丽的景色之一。 科罗拉多河在科罗拉多高原上共切割出19条主要峡谷,总面积为2724.7平方公里,其中最深、最宽、最长的一个就是大峡谷。它全长446公里,是世界上最长的峡谷之一。峡谷顶宽6至28公里,最深处1800米。谷底水面不足 1000米宽,夏季冰雪融水,水深增至18米。山石多为红色。
行星上深的山谷类似地球的美国大峡谷,被认为是由水冲蚀形成的。
The planet has deep valleys similar to Earth's own Grand Canyon, which are thought to have been carved by rushing water.
提起葡萄酒,很少有人会将其与美国大峡谷联系在一起,殊不知这里除了如画的风景,也有上等的好酒。
Rarely would people think of Grand Valley in Colorado when talking about wine. However, Colorado has been producing high-quality wine for more than 40 years.
海斯表示,很多在线图片多少有些地理标签,不过这些描述可能经常有错误或者太过于宽泛,例如一张美国大峡谷的照片被标记为美国。
Hays said many online photos have some sort of geographic label, but these human descriptions can often be incorrect, or overly broad, such as a photo of the Grand Canyon labeled "U.S."
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