详细解释:【医】 放射能, 辐射能
英语解释：
名词 radiant energy:
energy that is transmitted in the form of (electromagnetic) radiation; energy that exists in the absence of matter例句：
Capable of producing a voltage when exposed to radiant energy, especially light.光生伏打的当暴露于辐射时能产生电压的，尤指光