名词
中文翻译：光学轴心
同义词：
['optical axis', 'optical center']
例句：
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1.The camera's optical axis is perpendicular to the ground.
相机的光学轴与地面垂直。
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2. The optical axis of the telescope is aligned with the sun.
望远镜的光学轴与太阳对齐。
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3.The optical axis of the lens is crucial for focusing light.
透镜的光学轴对于聚焦光线至关重要。