a band of glacier ice of a blue colour due to the relative absence of air bubbles; cf. blue ice n.
| 单词 | θ3454 | 
| 释义 | the world > the earth > water > ice > body of ice > glacier > 			[noun]		 > band or layer of (3)		 blue band1859 a band of glacier ice of a blue colour due to the relative absence of air bubbles; cf. blue ice n. sole1930 Geology. The lowest layer of ice in a glacier, containing rock debris. ogive1937 Geology. A stripe or band of dark material stretching from side to side across the surface of a glacier, usually arched in the direction of flow and… | 
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