直到1892年，特斯拉才知道这是威廉伦琴后来被确定为的X光。
By 1892, Tesla became aware of what Wilhelm Rntgen later identified as effects of X-rays.
威廉？伦琴发现了x射线。
光最早是由一个名为威廉，K -伦琴的德国物理学家于1895年几乎是偶然发现的。
Rays were first discovered by a German scientist, Wilhelm Konrad Rontgen, in 1895, almost by accident.
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