名词
中文翻译：杰克引擎同义词
同义词：
['jackshaft', 'jacking motor']
例句：
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1. The jack engine is used to lift heavy objects.
杰克引擎用于提升重物。
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2. The jack engine was a revolutionary tool for construction workers.
杰克引擎是建筑工人的革命性工具。
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3. The jack engine was used to dismantle the old machine.
杰克引擎被用来拆卸旧机器。