名词
中文翻译：轴套
同义词：
['shaft', 'shaft component', 'shaft piece']
例句：
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1.The engineer carefully assembled the shaft-cups for the machine.
工程师仔细组装了机器的轴套。
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2.The new design of the shaft-cups has greatly improved the efficiency of the machine.
新设计的轴套大大提高了机器的效率。
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3. The shaft-cups are made from high-quality steel to ensure long-lasting performance.
轴套由高质量的钢材制成，以确保持久的性能。