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radium

/ˈreɪ.di.əm/

翻译: 一种高放射性的金属元素,以痕量存在于铀矿石中。

1 个条目

noun

/ˈreɪ.di.əm/C1formalscientific
  • zh一种高放射性的金属元素,以痕量存在于铀矿石中。

A highly radioactive metallic element found in trace amounts within uranium ores.

不可数

  1. Radioactive chemical elementC1formalscientific

    A highly radioactive metallic element (symbol Ra) found in trace amounts in uranium ores, historically used in luminous paints and medical treatments.

    zh放射性化学元素

    • Marie Curie discovered radium in 1898.
    • Radium was once used in watch dials to make them glow in the dark.
    • Exposure to radium can cause serious health issues due to its radioactivity.
词形
  • radiums plural form
  • radiums' possessive plural form
  • radium's possessive singular form