physicsan accident in a nuclear reactor in which the temperature increases in the nuclear fuel until it melts and bursts through its container so that radiation comes out 核反应堆堆芯熔毁
chemistrya form of energy produced during a nuclear reaction that is used for making electrical power but can also kill or harm humans who receive too much of it (核)放射;(核)辐射
There is a clear link between exposure to radiation and some forms of cancer. 接触辐射与患某些癌症之间有明显的联系。
Some workers at the power station were exposed to high levels of radiation. 这个核电站的一些工人受到了高强度辐射的侵害。