形容词
中文翻译：陡峭的
同义词：
['tall', 'steep', 'precipitous']
例句：
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1.The mountain was so crag-fast that it was hard to climb.
这座山非常陡峭，很难攀登。
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2. The cliff face is crag-fast and requires caution.
悬崖面非常陡峭，需要小心。
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3. The river flows through a crag-fast canyon.
河流流经一个陡峭的峡谷。