名词
中文翻译：中心轴承
同义词：
['center bore', 'hub hole']
例句：
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1.The car's engine is located in the center of the engine block.
汽车的发动机位于发动机缸体的中心。
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2.The wheel hub is designed to securely hold the wheel together.
轮毂设计用来牢固地固定车轮。
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3.The engineer carefully removed the hub bore from the gearbox.
工程师小心翼翼地从变速箱中取出了毂孔。