名词
中文翻译：中心轮弹簧
同义词：
['center wheel spring', 'center wheel spool spring']
例句：
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1. The new carhas a center wheel cock spring that makes it more responsive to the driver's commands.
这款新车配备了一个中心轮弹簧，使得它对驾驶员的指令更加敏感。
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2. The old bicycle had a worn-out center wheel cock spring that needed to be replaced.
旧自行车有一个磨损的中心轮弹簧，需要更换。
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3. The mechanic checked the center wheel cock spring on the car and found that it was not functioning properly.
机械师检查了汽车上的中心轮弹簧，发现它没有正常工作。