水分子连接成坚固的结构排布,这一小小的冰结构是雪花晶体的核心。
Water molecules join together in a rigid pattern - a tiny ice structure that's the heart of a snow crystal.
就在那个下午稍晚的时候,我参加了另外一个讲座,是有关冰的,讲到了冰的所有变种:结块的、滑溜的、碎片的、松软的、扁平的、白色的、流动的、漂流的和坚固的。
Later that afternoon I went to another lecture, about ice, in all its varieties: frazil, grease, brash, shuga, pancake, white, drift, rafting and fast.
更坏的是,在它下面是不很坚固的数百米厚的冰状沉积。
Worse, below it was a not-very-firm glacial deposit hundreds of meters thick.
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