Experienced swimmers know it is relatively easy to escape the narrow channel of the fast moving water by floating and allowing it to drag you further into the ocean or by swimming alongside the shore.
The boats are broadside on the shore and each row is made fast, side by side, the whole secured by chains and anchored at the outer side to keep them in position.
船横靠在岸边，每条船都并排紧紧地绑在一起，链条穿起每条船保证安全，在外侧把锚放下固定它们的位置。
3
Clinging to the shore, fast ice is thicker, although not nearly as thick as the icebergs.