形容词
中文翻译：正交的
同义词：
['perpendicular', 'orthogonal']
例句：
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1. The plane's trajectory is orthogonal to the ground.
飞机的航线与地面垂直。
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2. The geometry of this problem is orthogonal to that one.
这个问题的几何结构与那个问题无关。
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3. The orthogonal projection of a point onto a plane is its distance from the origin on theplane.
一个点在平面上的正交投影是它到原点的距离。