我拒绝了和他们共进早餐，天一亮我抓住机会就跑到外面去了，晴朗，无风，而寒冷就像不可触及的冰。
I declined joining their breakfast, and, at the first gleam of dawn, took an opportunity of escaping into the free air, now clear, still, cold as impalpable ice.
他说，他的冰盒的优点之一是，农夫们无需为了保持产品的低温而天不亮就赶到市场来。
One advantage of his icebox, Moor explained, was that farmers would no longer have to travel to market an night in order to keep their produce cool.
根据物理和统计方法建立了冰厚与亮温的对应关系，分别对海冰冰厚分布进行了反演，得到了与实况较为一致的冰厚分布。
Based on the difference in physical properties between ice and water, a criterion distinguishing ice from water is set up and the threshold value of brightness is achieved.
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