名词
中文翻译：楼梯上升
同义词：
['staircase rise', 'stairway rise例句：1. The stairs were steep and challenging to climb.（楼梯陡峭且难以攀登。）']
例句：
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1. The stairs were steep and challenging to climb.
楼梯陡峭且难以攀登。
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2. She took the stairs instead of taking the elevator.
她选择走楼梯而不是乘电梯。
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3. The stairs led to a small landing at the top of the building.
楼梯通向大楼顶部的一个小平台。