radioactive
英 [ˌreɪdiəʊˈæktɪv]
美 [ˌreɪdioʊˈæktɪv]
adj. 放射性的; 有辐射的
Collins.2 / BNC.6732 / COCA.7890
牛津词典
adj.
- 放射性的；有辐射的
sending out harmful radiation caused when the nuclei (= central parts) of atoms are broken up
柯林斯词典
- ADJ-GRADED 放射性的;有辐射的
Something that isradioactivecontains a substance that produces energy in the form of powerful and harmful rays.- The government has been storing radioactive waste at Fernald for 50 years.
政府在弗纳德存放放射性废料已达50年之久。
- The government has been storing radioactive waste at Fernald for 50 years.
英英释义
adj
- exhibiting or caused by radioactivity
- radioactive isotope
- radioactive decay
- radioactive fallout
双语例句
- Chemistry also uses calculus in determining reaction rates and radioactive decay.
化学也使用演算在确定反应速率和放射性衰变。 - I'm a biologist. I take radioactive samples and study them.
我是生物学家，我研究样本。 - Radioactive water had seeped into underground reservoirs
放射性水已经渗入地下蓄水层中。 - A radioactive, inert, gaseous isotope of radon, with a half-life of3.92 seconds.
氡的一种放射性的，惰性的和气态的同位素，其半衰期为3。92秒。 - In this paper, radioactive pollution derived from the stone-coal related building materials of our country is analyzed.
对我国与石煤有关的建筑材料的放射性污染状况进行了分析。 - Radon is produced from the natural radioactive decay of uranium, which is found in rocks and soil.
它产生于可在岩石和土壤中找到的铀自然的放射性衰变。 - Could you tell me the name of the scientist who discovered two new radioactive elements, radium and polonium?
你能告诉我发现了两种新放射性元素，镭和钋的科学家名字吗？ - Because of this radiation they said the substance was radioactive.
由于这种辐射性现象，他们把该种物质称为放射性物质。 - The radioactive dust will contribute to higher levels of uranium and radon.
放射性尘埃会形成铀和氡的高值。 - The decomposition of a radioactive element is the simplest example of a true first order reaction.
放射性元素的衰变是真正一级反应最简单的实例。