The researchers were from the University of Colorado Denver, Denver, Colorado; Washington University, St. Louis, Missouri; and the University of Pennsylvania, Philadelphia, Pennsylvania.
研究人员来自科罗拉多丹佛大学，华盛顿大学，圣路易斯大学，密苏里大学及宾夕法尼亚，费城的大学。
2
I was working as a Shift Commander in the patrol division for a large private security firm in Colorado Springs, Colorado.
我当年在一家很大的私人保安公司的巡逻队担任轮班指挥，那家公司在科罗拉多州的科罗拉多泉镇。
3
The stunning landscapes of Colorado provide a back drop for the Glen Canyon dam, which is build on the Colorado River in Arizona.