scaling handling

例句：

1. 1. The mountain was too steep for me to scale easily.
   那座山太陡了，我很难攀爬。
2. 2.The climber reached the summit of the mountain safely.
   登山者安全地到达了山顶。
3. 3.The team scaled the highest peak in the area during their training.
   在训练期间，该团队成功攀登了该地区的最高峰。