名词
中文翻译：拉紧机构
同义词：
['tightening mechanism', 'tension mechanism']
例句：
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1.The car's pulling mechanism is not working properly.
车的牵引机制不工作正常。
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2. The engineer found a fault in the pulling mechanism of the machine.
工程师在机器的牵引机制中发现了一个故障。
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3. The new design uses a more efficient pulling mechanism to reduce wear and tear.
新设计使用了更有效的牵引机制来减少磨损和损耗。