五大湖就是当时冰川融化所形成的。 标志着冰原在东南方向到达的最远距离的长岛和科德角是由冰中的沉积物形成的。
The Great Lakes are puddles left over from when it melted, and Long Island and Cape Cod, which mark the southeastern limit of the ice's reach, are formed from debris carried by the ice.
当地的冰川面积正在减少，环保人士称之为气候变暖的明显标志。
The expanse of ice is retreating, in what environmentalists say is a dramatic sign of warming temperatures.
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