名词
中文翻译：机械轴心
同义词：
['mechanical axis', "mechanical shaft例句：1. The machine's mechanical axis is aligned perfectly with the gears.（这台机器的机械轴与齿轮完美对齐。）"]
例句：
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1. The machine's mechanical axis is aligned perfectly with the gears.
这台机器的机械轴与齿轮完美对齐。
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2. The engineer carefully adjusted the mechanical axis to ensure smooth operation.
工程师仔细调整了机械轴，以确保运转顺畅。
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3. The new design of the car features a more precise mechanical axis for better handling.
这款汽车的新设计采用了更精确的机械轴，以提供更好的操控性能。