名词
中文翻译：上寒带区域
同义词：
['upper arctic zone', 'upper polar region']
例句：
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1.The upper frigid zone is the coldest part of the Earth's atmosphere.
上寒带区域是地球大气层中最冷的部分。
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2. The upper frigid zone is home to many species that are adapted to survive in extreme cold temperatures.
上寒带区域居住着许多适应极端寒冷气候的物种。
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3. In the upper frigid zone, temperatures can drop below -50°C (-58°F) in some areas.
在上寒带区域，某些地区的温度可以降到零下50度