名词
中文翻译：滚动轴承中心
同义词：
['rolling bearing center', 'roller bearing hub例句：1. The engineer designed the new machine with a roller bearing center.（工程师设计了这台新机器，带有滚动轴承中心。）2. The rolling bearing center is crucial for maintaining the smooth operation of the machine.（滚动轴承中心对于保持机器平滑运行至关重要。）']
例句：
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1. The engineer designed the new machine with a roller bearing center.
工程师设计了这台新机器，带有滚动轴承中心。
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2. The rolling bearing center is crucial for maintaining the smooth operation of the machine.
滚动轴承中心对于保持机器平滑运行至关重要。
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3.The roller bearing center was replaced after it failed during testing.
在测试中，滚动轴承中心出现故障后被更换。