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Something that is high extends a long way from the bottom to the top when it is upright. You do not use high to describe people, animals, or plants.
A house with a high wall around it.
If you say that the price of something is steep, you mean that it is expensive.
The annual premium can be a little steep.
alpine 的词库—— 柯林斯 英语词库
Alpine means existing in or relating to mountains, especially the ones in Switzerland .