科罗拉多河 COLORADO RIVER怎么样

科罗拉多河 COLORADO RIVER怎么样 Colorado 科罗拉多河能漂流吗 科罗拉多河属于哪个大洲 科罗拉多河上游有无结冰期 科罗拉河科罗拉多河是一条河吗? 科罗拉多大峡谷 I looked down to the Colorado River about 2 kilometres below me.中的look down to是固定词组吗?不是分析一下 英语翻译In 1901,the citizens of Colorado Springs（科罗拉多泉市） in the USA decided to collect everyday items and to seal them in a steel box.The box was marked “To be opened after midnight,December 31st,AD 2000”,and was stored in the 科罗拉多大峡谷气候?成因? 介绍一下科罗拉多大峡谷 科罗拉多大峡谷有多长? 科罗拉多大峡谷 英文 科罗拉多河上有咸水湖 英语翻译英语句子翻译?1 Colorado River cut deeper and deeper into the ground.2 Volcanic rock samples taken from the canyon suggest that the canyon was cutdown instead. 89102 it is a UNESCO World Heritage Site formed by the mighty Colorado River,is over 450kms and exposes rock over 1.7 billion years old.求本句翻译 it is a UNESCO World Heritage Site formed by the mighty Colorado River,is over 450kms and exposes rock over 1.7 billion years old.求本句翻译及讲解：89102 the Grand Canyon is home to plateaus这句话什么意思?the Grand Canyon is home to plateaus,hills,gorges,trails and the Colorado River,all set in one of the most impressive backdrops imaginable.