Three days went past, and I was surprised to see it again: all the openings were sewed up by thin and white thread and they looked like the icecrystal on winter's branches in the north.
三天过去了，我惊讶地再次看到：所有的开口都是用细细的白线缝起来的，看上去就像北方冬天树枝上的冰晶。
2
Scientists do not know exactly how this process prevents icecrystal formation.
科学家们还不清楚这个过程是如何阻止冰晶形成的。
3
Depending on the stresses on the glacier, the icecrystal within it reorganized.