更多近期的地质研究证明了13000年前的冰川消退现象和整个加拿大不列颠哥伦比亚省主要沿海地区内无冰区的存在。

More recent geologic studies documented deglaciation and the existence of ice-free areas throughout major coastal areas of British Columbia, Canada, by 13,000 years ago.

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尼姆离开了上西城的一个波希米亚人家庭豪宅，来到了哥伦比亚大学在布朗克斯区弗代尔社区的一栋大别墅里，在那里他继续接受手语教育。

Nim went from a nice big bohemian, Upper West Side brownstone to a huge mansion in Riverdale that Columbia University owned in the Bronx, where he continues to be taught to use sign language.

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苏必利尔湖国家海洋保护区为鳟鱼，白鱼，湖鲱鱼，角膜白斑提供了无与伦比的水域。

The Lake Superior National Marine Conservation Area offers unparalleled waters for trout, whitefish, lake herring, and walleye.

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