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What is the nature of light? Particle or wave? How fast is light speed? These are all basic questions of physics.
光的本质是粒子还是波？光速是多快？这些都是物理学的基本问题。
youdao
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What is the nature of light? Particle or wave? How fast is light speed? These are all basic questions of physics.
光的本质是粒子还是波？光速是多快？这些都是物理学的基本问题。
youdao