名词
中文翻译：轴心
同义词：
['shaft', 'spindle', 'axis']
例句：
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1.The machine has a tine shaft that rotates the gears.
这台机器有一个旋转齿轮的轴心。
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2.The scientist used a tine shaft to measure the distance between two points.
科学家使用一根轴心来测量两点之间的距离。
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3. The car's engine is powered by a tine shaft connected to the transmission.
汽车的发动机通过一根连接到变速器的轴心来提供动力。