阿蒙森海冰架下的少量融冰已将其地平线推到了被冰川掩盖的丘陵上，现在正处在一种“下滑”的状态。
A relatively small amount of melting beneath the Amundsen Sea’s ice shelf has pushed its grounding line to the top of a sub-glacial hill, from which it is now “rolling down.”