这是一条真正的冰河，伯德冰川以每年0.8公里（约0.5英里）的速度流过横贯南极山脉，是流动相对较快的冰川。
Truly a river of ice, Antarctica's relatively fast-moving Byrd Glacier courses through the Trans-Antarctic Mountains at a rate of 0.8 kilometers [0.5 miles] per year.
通过比较，研究人员发现，在14个月的时间中，冰层下湖泊溢出了1.7立方千米的水，75公里长的伯德冰川的移动速度加快了10%。
They discovered that during the same 14-month period that 1.7 cubic km of water cascaded through subglacial waterways' the 75-km long glacier downstream pick up speed' moving about 10 percent faster.
通过比较，研究人员发现，在14个月的时间中，冰层下湖泊溢出了1.7立方千米的水，75公里长的伯德冰川的移动速度加快了10%。
They discovered that during the same 14-month period that 1.7 cubic km of water cascaded through subglacial waterways' the 75-km long glacier downstream pick up speed' moving about 10 percent faster.
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