mean ice edge

例句：

1. 1.The ice edge was so thin that it could barely support the weight of the boat.
   冰的边缘太薄了，以至于船几乎无法承受其重量。
2. 2. The team's performance on the ice edge was impressive, but they still fell short in the final.
   队伍在冰边缘的表现令人印象深刻，但在决赛中仍然未能获胜。
3. 3. The ice edge is a dangerous area for skiers and snowboarders to navigate.
   对于滑雪者和雪板运动员来说，冰边缘是一个危险的区域，需要小心导航。