名词中文翻译
中文翻译：楼梯踏步
同义词：
['stair', 'step', 'tread例句：1. The stair riser is made of polished wood.（楼梯踏步是由抛光木材制成的。）2. The stairs are narrow and steep', 'making it difficult to climb them.（这些楼梯又窄又陡，爬起来很困难。）']
例句：
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1. The stair riser is made of polished wood.
楼梯踏步是由抛光木材制成的。
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2. The stairs are narrow and steep, making it difficult to climb them.
这些楼梯又窄又陡，爬起来很困难。
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3. The stair riser was designed to provide a smoother transition between floors.
楼梯踏步的设计是为了在楼层之间提供更平滑的过渡。