求翻译：主要有科罗拉多河、哥伦比亚河、育空河等。北美洲中东部的大湖群——五大湖。包括苏必利尔湖、密歇根湖、休伦湖、伊利湖和安大略湖，属冰川湖，总面积24.5万平方公里，为世界最大的淡水水域，素有“北美地中海”之称，其中密歇根湖属美国，其余4湖为美国和加拿大共有。苏必利尔湖为世界最大的淡水湖，面积在世界湖泊中仅次于里海而居世界第二位。五大湖湖水汇入圣劳伦斯河，流入大西洋。是什么意思？

The main Colorado River, Columbia River, Yukon River. Group in the eastern Great Lakes in North America - Great Lakes. Including Lake Superior, Lake Michigan, Lake Huron, Lake Erie and Lake Ontario, is a glacial lake, with a total area of ​​245,000 square kilometers, is the world's largest fresh wat

Major Colorado River, Columbia River, Yukon River. eastern North America in the Great Lakes group--5 Great Lakes. Including superiour Lake, Lake Michigan, Lake huron, Lake is a glacial lake, and Lake Ontario, and has a total area of 245,000 square kilometers, the largest in the world, known as the "

Mainly has the Colorado river, the Colombian river, nurtures the spatial river and so on.In North America eastern part great lake group - - five great lakes.Including the Superior lake, the Michigan lake, the lake huron, Lake Erie and lake ontario, are the glacial lake, the total area 245,000 square

Notably the Colorado River, the Columbia, the Yukon River, and so on. Eastern Great Lakes in North America-the Great Lakes. Including Lake Superior, Lake Michigan, Lake Huron, Lake Erie and Lake Ontario, is a glacial Lake with a total area of 245,000 square kilometres, the world's largest freshwater

Notably the Colorado River, the Columbia, the Yukon River, and so on. Eastern Great Lakes in North America-the Great Lakes. Including Lake Superior, Lake Michigan, Lake Huron, Lake Erie and Lake Ontario, is a glacial Lake with a total area of 245,000 square kilometres, the world's largest freshwater