单词：ray optics
ray optics的用法和样例：
例句
- The classical path would then correspond to a ray as in optics.所以经典路径就与光学中的光线相对应。
- It simulates the interaction of light rays and objects using principles of geometric optics.它利用几何光学的原理模拟光线与物件之间的相互作用。
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