He explains that as the water freezes, it produces heat,and the ice forms a protective blanket around the tree.

VOA: special.2010.01.12

Some children bring all the tools they are on and one of the boys share he wants to bring a ice cream machine.

一些孩子画上了他们喜欢的所有工具,其中一个男孩,告诉大家他想带一台冰激凌机。

麻省理工公开课 - 媒体、教育、市场课程节选

He was about half way across the river when the tree trunk moved suddenly, John fell from it onto the ice.

VOA: special.2010.06.26

He will ice two free throws in NBA Finals and make a commercial for foot deodorant.

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He used ice axes to dig them out, but it took precious time.

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Ken Mankoff is a PhD student at the University of California, Santa Cruz, where he studies ice and ocean interactions.

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