形容词
中文翻译：不可攀登的
同义词：
['inaccessible', 'unscalable', 'insurmountable例句：1. The mountain was so steep that it was unclimbable for most climbers.（这座山太陡峭了，大多数攀岩者都无法攀登。）']
例句：
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1. The mountain was so steep that it was unclimbable for most climbers.
这座山太陡峭了，大多数攀岩者都无法攀登。
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2.The river is too deep to swim in, making it an inaccessible area for tourists.
这条河太深了，不适合游泳，对游客来说是一个无法接近的地方。
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3. The task of building a new bridge was deemed insurmountable due to the complexity of the design.
由于设计复杂，建造新桥的任务被认为是无法克服的。