It appears to be still deep frozen under a surface of ice, cracking and thawing.
这似乎是下仍然深度冷冻的冰面，有开裂和融化。
The surface of the ice is also darker than snow.
冰的表面也比雪显黑。
The presence or absence of sea ice affects both ocean surface waters and ice shelves.
南极海岸除了一年中来回变动的海冰外，还有长久存在的冰架（就是附着于海岸线，处于半漂浮状态的厚冰层）。
Its surface temperature matches that of carbon dioxide ice, but might water ice lie underneath?
那里的地面温度符合使二氧化碳冰冻的温度，但在那之下是否还潜伏著水冰？
Frost consists of tiny crystals of ice which grow outward from a solid surface.
霜是由冰的微晶组成，它生长在固体表面的外部。
However, even in its chilly beginnings, the surface of the Earth was ice-free.
然而，尽管地球有一个冷酷的开端，但其表面并没有冻结。
Her eyes were barely above the upper surface of the ice.
她的眼睛好不容易才够到冰层的最表面。
Her eyes were barely above the upper surface of the ice.
她的眼睛好不容易才够到冰层的最表面。
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