1. 形容詞
   不能克服的, 不能超越的
   無法逾越的
   

   同義字詞
   bulletproof,impregnable,indomitable,insuperable,invincible,invulnerable,unbeatable,unconquerable,unstoppable
   

例句

1. It seems like such an insurmountable problem!
2. Indeed, the challenges do appear insurmountable .
3. Not an insurmountable problem, say the designers.
4. This definitional obstacle is not insurmountable .
5. The distance was insurmountable in the 5th century.
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