firn

粒雪, 积雪中释n

1 Snowslide, The Flow of snow in wind, firn, it is snow Disaster in alp..雪崩、风吹雪及厚层积雪，是高山和严寒地区特有的一种自然灾害。

2 One big early, environmental sanitation workers are taking the firn of main main road inside city of big broom broom..一大早，环卫工人们便拿着大扫帚扫除市内主要交通干线的积雪。

3 Until water flowed through the tether, the team could not tell if the meltwater was draining into the firn or accumulating around the drill, which could freeze the borehole shut..在水尚未流经缆绳前，研究团队无法确定，融化的水是会流入粒雪中，还是会聚积在钻头的周围。如果是后者，将会使凿孔因冻结而封闭。