名词
中文翻译：软化弹簧
同义词：
['softened spring', 'softened spring']
例句：
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1.The new car has a softening spring that makes it comfortable to drive.
新车有一个软化的弹簧，使得驾驶舒适。
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2. The old house had a softening spring that made the furniture feel very comfortable.
旧房子有一个软化的弹簧，让家具感觉非常舒适。
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3.The spring in the mattress is softening, making it more comfortable for sleeping.
床垫里的弹簧正在变软，使其更舒适地睡觉。