名词
中文翻译：冰河时期的
同义词：
['ice age', 'glacier', 'ice sheet例句：1. The glacial deposits in the valley are evidence of the long-lost Ice Age.（山谷中的冰川沉积物是冰河时期消失的证据。）']
例句：
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1. The glacial deposits in the valley are evidence of the long-lost Ice Age.
山谷中的冰川沉积物是冰河时期消失的证据。
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2.The glaciers were slowly advancing towards the coastline.
冰川正在缓慢地向海岸线推进。
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3. The glaciers have been melting due to global warming.
由于全球变暖，冰川正在融化。