The Mackenzie river is the longest river in Canada, flowing between the Canadian Shield and the Rocky Mountains.

马更些河是加拿大最长的河流，流经加拿大地盾与西部落基山脉之间，全长。

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The Mackenzie river is the longest river in Canada, flowing between the Canadian Shield and the Rocky Mountains.

马更些河是加拿大最长的河流，流经加拿大地盾与西部落基山脉之间，全长。

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