glacier
glacier[ˈglasɪə, ˈgleɪs-]noun- a slowly moving mass or river of ice formed by the accumulation and compaction of snow on mountains or near the poles
冰川,冰河
- Glaciers are powerful agents of erosion, typically moving at a rate of a few centimetres per day
语源- mid 18th cent.: from French, from glace 'ice', based on Latin glacies
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- backswept adj.向后倾斜的
- backswing n.棍棒挥出前的准备姿态,回复(立场等),回摆,反冲
- backsword n.单刃刀,木剑
- backswordman n.使用单刃刀(木刀)者
- backtrack vi.走原路,由原路返回,改变主意,取消诺言
vt.追踪,循迹调查
- backup n.支持,后援,阻塞,<计>备份文件,[乐]伴奏
adj.备用的,后补的,支持性的,伴奏的
- backveld n.偏僻闭塞的乡村地区
- backvelder n.偏僻闭塞的乡村地区
- backward adj.向后的,反向的,怯生生的,落后的
adv.向后地,相反地,回溯地
- backwardation n.交割延期费
- backwardly adv.往后地,落后地
- backwards adj.向后的,倒行的,返回的,落后的
adv.向后,往后,倒,逆
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