因此，冰川形成了各种各样的地貌，这些地貌在地表被冰覆盖的解除后很长时间都不会消失。
As a result, glaciers create a great variety of landforms that remain long after the surface is released from its icy covering.
行走在这条被冰覆盖的路上是很危险的。
这解释了为什么当道路被冰覆盖的时候，人们要比路况好的时候更慢速和慎重地驾驶的理由。
This explains why people drive more slowly and carefully when roads are icy than when roads are clear.
一种被冰覆盖的绕日运行的小天体，通常有着一个极高度椭圆的轨道，这使其在轨道的一端尽头非常接近太阳，而在轨道另一端尽头却离太阳非常遥远。
A small icy object orbiting the Sun, often in a very highly elliptical orbit which takes it very close to the Sun at one end of its orbit, and very far away from the Sun at the other end of its orbit.
这是因为格陵兰岛大部分地区被大量的冰覆盖着。
That is because most of Greenland is covered with lots of ice.
当年一道巨大的无冰走廊，一头向着通过太平洋一侧的洛基山脉一路向南延伸至美国各地，另一头深深延伸至被大陆冰层覆盖着的加拿大广袤土地。
The way further south into the rest of America was through an ice-free corridor between the Rocky Mountains on the Pacific side, and the vast continental ice-sheet covering Canada on the other.
这次飞来横祸是由一颗彗星瓦解造成的，同时地球完全被无数由冰和尘埃组成的冰石所覆盖。
The catastrophe was caused by a disintegrating comet and saw the planet sprayed by thousands of frozen boulders made of ice and dust.
据科学家推测，土卫二冰冷的表面99%被水冰覆盖，地表之下存在液态水的几率也很大。
The surface of the icy moon is thought to be about 99 percent water ice, with a good chance of liquid water beneath.
国家雪冰数据中心对海冰的评估和NASA对海冰数据的档案中都假设极点是被冰块覆盖的。
The sea ice estimates from the National Snow and ice data Center, NASA's archive for sea ice data, assume that this hole is ice-filled.
除了表面覆盖的江湖海水，水蒸气、冰，大部分水可能被锁在地球的地幔深处。
Besides the normal states of surface liquid, vapor, or ice, much water exists locked in rock hundreds of miles deep in Earth's mantle.
上月，凤凰号登陆火星发现火星表面有冰的痕迹，但它是结冰的并被红色的灰尘覆盖着。
Last month the Mars Phoenix Lander found ice on the surface of the planet, but it is frozen hard and covered by red dust.
至少有一个行星被一层薄薄的冰层覆盖，这些冰可能就是地球上水的来源。
Because at least one asteroid appears to be coated by a thin layer of ice. And just that kind of asteroidal frosting could have been the source of our water here on Earth.
南极洲约百分之九十五的地方被厚度差不多的常积不消的冰覆盖着。
Some 95 percent of Antarctica is covered by an icecap averaging .
南极洲约百分之九十五的地方被厚度差不多的常积不消的冰覆盖着。
Some 95 percent of Antarctica is covered by an icecap averaging .
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