1·X-rayswere first observed and documented in 1895 by Wilhelm Conrad Roentgen, a Germanscientist who found them quite by accident when experimenting with vacuumtubes.
X射线第一次被观察和记录是在1895年，当时德国科学家威尔姆·康拉德·伦琴在使用真空管做实验时意外发现了X射线。 与光线和无线电波一样，X射线也是一种电磁辐射。
2·Roentgen discovered X - rays; Darwin found many new species on the Galapagos Islands.
伦琴发现了x射线； 这里发现了很多古物。
3·William Roentgen discovered X - rays.
威廉？伦琴发现了x射线。
4·The full results of this study on radiofrequency ablation of kidney tumors appear in the August 2007 issue of the American Journal of Roentgenology, published by the American Roentgen Ray Society.
充分这项研究的结果，对射频消融治疗肾肿瘤，出现在2007年8月发行的美国x线学杂志刊登的由美国伦琴射线社会。