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Radioactive Waste Thing Energy Substance French 英 ˌreɪdiəʊ'æktɪv] 美

英语单词 radioactive
英美音标 英 [ˌreɪdiəʊ'æktɪv] 美 ['reɪdioʊ'æktɪv]
中文释义 adj.放射性的
英语例句 (1) Radioactive ray is material thing.
(2) Radium and uranium are radioactive elements.
(3) Radioactive waste must be stored on land.
中文例句 (1) 放射线是实际的物质。
(2) 镭和铀是放射性元素。
(3) 有放射性的废物都必须存放在陆地上。
vocabulary简明 When an object gives off a certain kind of energy, like the sun or an x-ray machine, it can be described as radioactive.
vocabulary扩展 The adjective radioactive is a scientific term for a particular type of energy-emitting substance or thing. Radioactive energy, or radiation, is made up of active particles or electromagnetic waves. Nuclear waste is radioactive, but so are more ordinary things, like cell phones and the food we eat. The French word for it is radio-actif, which was invented by Pierre and Marie Curie, who combined radiationem, Latin for "a shining" with actif, French for "active."
柯林斯解释
1
[ADJ-GRADED 能被表示程度的副词或介词词组修饰的形容词]放射性的;有辐射的 Something that is radioactive contains 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。

radioactivity
  • ...waste which is contaminated with low levels of radioactivity.

    受到低度放射性污染的废料

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