名词
中文翻译：弹簧
同义词：
['spring', 'coil spring', 'torsion spring']
例句：
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1. Thecar's engine has a roll spring that helps it start smoothly.
这辆车的引擎有一个卷簧，有助于它顺利启动。
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2. The old house had a roll spring that made it difficult to move furniture.
那所老房子有一个卷簧，使得搬运家具变得困难。
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3. The new car uses a roll spring to provide better handling and stability.
新款汽车使用一个卷簧来提供更好的操控性和稳定性。