第三个因素是融水向下泄流到冰上，促使周围冰升温。
A third factor is melt water cascading downward into the ice, which warms the surrounding ice.
他们也进行了一些实验室试验，通过用风吹冰上的石头这一简单实验，支持了冰筏假说。
They have also performed some laboratory tests by blowing on ice-assisted rocks. These simple tests support the ice-raft hypothesis.
到了下午，一切又变成咖啡桌上的照片那么漂亮：蓝色的天空，白色的冰，平静的海面，浮冰上栖息着的一只鸬鹚，可爱的颏带企鹅摇摇摆摆走上白雪覆盖的山坡。
In the afternoon it all became coffee-table photogenic: blue skies, white ice, calm waters, a lone cormorant on a steeple of ice, and twee chinstrap penguins hiking up snowy slopes.
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