However, recently eyewitnesses say drift ice now melts in as little as one week.

然而目击者表示，流冰在短短一周内融化。

The second reason we're starting now is because of the drift ice which normally starts around April. If we start now, we're able to avoid that.

第二个原因是浮冰通常在四月左右开始漂移，如果现在开始，就能够避免这个问题。

The Arctic finally announced itself late the next evening, with a sssshhhhhhhh as the ship slicked through a sea suddenly turned viscous, followed by the first drift ice, thudding against the hull.

到次日晚上北极终于出现了，海面突然变得凶险起来，第一块浮冰向船壳飘来。

The jagged ramparts of the mainland and islands unsoiled by human footprints drift past, an endless drama wrought in ice and snow.

未被人类踏足的大陆和岛屿的粗糙的城墙在眼前漂过，一出永不落幕的戏剧在冰雪中生成。

Throughout the summer of 2003, remaining fragments of the shelf broke away, and the melange of icebergs and smaller ice pieces from the previous summer's collapse began to drift away.

2003年整个夏季之中，上一个夏天冰架崩塌中残留的碎片逐渐分解，而这些冰山和更小冰块的混合物也开始渐渐漂走。