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X-ray5eks7reIn [C]a type of RADIATION that can go through many solid substances, allowing hidden objects such as bones and organs in the body to be photographed X射线，X光As well as their diagnostic uses, X-rays can also be used in the treatment of cancerous tissue. X光除了可用于诊断，还可用于治疗患有癌症的组织。The shorter the wavelength of an X-ray, the more powerful it is. X光的波长越短，就越强大。X-rays are used at airports to check luggage for such things as weapons and explosives.X射线被用于机场，检查行李中是否有武器及炸药等物品。An X-ray is also a photograph of a part of the body made using X-rays.X光照片The X-ray showed a slight irregularity in one of the heart's valves. X光照片显示出心脏的一个瓣膜中有些轻微的不正常。An X-ray can also refer to an examination of a part of the body using this method.X光检查She had an X-ray to see if any of her ribs were broken.她进行了一次X光检查，看看是否有肋骨折断了。
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