名词
中文翻译：Unknown
同义词：
['ladder construction', 'ladder operation', 'ladder work']
例句：
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1. The ladder work was completed successfully.
梯子工作顺利完成。
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2. They used a ladder to climb upthe wall.
他们用梯子爬上墙。
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3. The ladderwork required careful planning and execution.
梯子工作需要仔细规划和执行。