名词
中文翻译：梯子
同义词：
['elevator', 'ladder例句：1. The engineer climbed up the ladder to fix the roof.（工程师爬上梯子来修理屋顶。）2. She used the up-ladder to reach the top of the tall building.（她使用升降梯爬到了高楼的顶部。）3. The old man used the up-ladder to help his grandson climb down from the tree.（老人使用升降梯帮助他的孙子从树上爬下来。）']
例句：
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1. The engineer climbed up the ladder to fix the roof.
工程师爬上梯子来修理屋顶。
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2. She used the up-ladder to reach the top of the tall building.
她使用升降梯爬到了高楼的顶部。
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3. The old man used the up-ladder to help his grandson climb down from the tree.
老人使用升降梯帮助他的孙子从树上爬下来。