名词
中文翻译：梯子
同义词：
['staircase', 'ladder', 'scaffold例句：1. The engineer climbed the ladder to inspect the roof.（工程师爬梯子检查屋顶。）']
例句：
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1. The engineer climbed the ladder to inspect the roof.
工程师爬梯子检查屋顶。
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2.She used a ladder to reach the top of the tree.
她用梯子爬到树顶。
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3. The ladder was too short for him to climb up.
这根梯子对他来说太短，够不到。