The Great Lakes comprise the largest collective body of fresh water on the planet, containing roughly 18 percent of Earth's supply. Only the polar ice caps contain more fresh water.

五大湖区是全球最大的淡水“蓄水池”，地球上大约18%的可利用淡水（都在这）——除此之外，只有极地的冰盖才能贮藏更多的淡水。

youdao

The rest (approximately 1.7%) is stored in polar ice caps, glaciers, and permanent snow, and another 1.7% in groundwater, lakes, rivers, streams, and soil.

其余的(大约1.7%)贮存在极地冰帽、冰川以及永久性积雪中，而另外1.7%则分布在地下水、湖泊、河流、溪流以及泥土之中。

youdao

Canadians enjoy the traditional polar bear swim. People of all ages put on their swim suits and jump into frozen lakes.

加拿大人热衷于传统的“北极熊游泳”。不论老少，人们都穿起泳衣，跳进冰冷的湖水中畅游一番。

youdao