The Gamburtsev subglacial mountains are thought to be the birthplace of the vast East Antarctic Ice Sheet.

甘毕采夫冰下山脉被认为是辽阔的东南极冰盖的发源地。

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Until February, it had been the tongue of the Mertz Glacier, sticking out from the East Antarctic ice sheet into the Southern Ocean.

到二月，它已然成为了默茨冰川的突出部分，从东南极冰盖延伸入南大洋。

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Uncertainties in the model gave the scientists only a broad estimate of ice loss in the East Antarctic ice sheet of between 5bn and 109bn tonnes a year.

该模型的不确定性导致其结果只能给科学家一个大致的估计：南极东部冰盖的消融速度介于每年50亿吨和1090亿吨之间。

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The lake's location in the heart of the East Antarctic Ice Sheet makes it one of the most inhospitable environments on the planet.

BBC: Antarctic Lake Vostok yields 'new bacterial life'

This research could help scientists find out more about possible life in Lake Vostok, the largest of over 70 sub-glacial lakes on the White Continent, which lies more than four km beneath the East Antarctic Ice Sheet.

BBC: Antarctic lake's secret water