名词
中文翻译：提升杆
同义词：
['lifting rod', 'lifting bar']
例句：
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1.The lifter rod is used to lift heavy objects up and down the stairs.
提升杆用于将重物上下楼梯。
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2. The engineer carefully adjusted the lifter rod to ensure smooth operation of the elevator.
工程师仔细调整了提升杆，以确保电梯的平稳运行。
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3.The lifter rod was designed to prevent accidents during the construction process.
提升杆的设计旨在预防施工过程中的事故。