insurmountability

例句：

1. 1. The task of building a bridge across the river is insurmountable without proper planning and resources.
   在没有适当的规划和资源的情况下，建造一座横跨河流的桥梁的任务是无法完成的。
2. 2.The problem of climate change is an insurmountable challenge that requires immediate action.
   气候变化问题是一个无法克服的挑战，需要立即采取行动。
3. 3.The company's financial difficulties were insurmountable, leading to its downfall.
   公司的财务困难是难以克服的，导致其倒闭。