近代的探险队已经从绿色冰山和冰核中带回了一些冰块样本，这些样本呈垂直的圆柱状，是沿着南极洲大陆的冰川冰架从极深的位置中取出的。
Recent expeditions have taken ice samples from green icebergs and ice cores—vertical, cylindrical ice samples reaching down to great depths—from the glacial ice shelves along the Antarctic continent.
持续变换的昆布冰川就像是一堆连续不断的从冰山墙上翻滚下来的冰块。
The constantly shifting Khumbu Icefall is like a bunch of ice cubes continually tumbling down the icy mountain wall.
冰川崩解而产生一个大冰山。
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