Something that is radioactive contains a substance that produces energy in the form of powerful and harmful rays.
例句
The government has been storing radioactive waste at Fernald for 50 years.政府在弗納德存放放射性廢料已達(dá)50年之久。
英漢詞典釋義
adj.
放射性的
People should keep away from the radioactive waste.人們應(yīng)遠(yuǎn)離放射性廢物。The radioactive material is stored in a special radiation-proof container.放射性材料儲(chǔ)存在防輻射的特殊容器里。Tritium is one of the mildest radioactive isotopes.氚是輻射最和緩的放射性同位素之一。