名词
中文翻译：打盹的弹簧
同义词：
['sleeper', 'sleeper spring']
例句：
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1.The idler spring in the car has broken.
汽车里的打盹弹簧坏了。
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2.The idler spring is a crucial component of the suspension system.
打盹弹簧是悬挂系统的关键部件。
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3. The idler spring needs to be replaced regularly to maintain its effectiveness.
定期更换打盹弹簧以保持其有效性。