形容词
中文翻译：不可接近的
同义词：
['inaccessible', 'unreachable', 'insurmountable']
例句：
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1. The mountain was so high that it was un-come-at-able to climb.
那座山太高了，无法攀登。
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2.The problem is insurmountable; we can't solve it.
这个问题是无法解决的；我们无法解决。
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3. The task seemed inaccessible, but with hard work, I managed to complete it.
这个任务似乎无法完成，但经过努力，我完成了它。