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英日字典: thorium


KK Pronunciation

〔 ˋθorIәm 〕

Pronunciation

〔 ˊθɒːriәm 〕

The thorium has 1 Senses.

  • thorium, atomic number 90, th
  • トリウム
  • a soft silvery-white tetravalent radioactive metallic element; isotope 232 is used as a power source in nuclear reactors; occurs in thorite and in monazite sands
  • 柔らかで銀白色の4価の放射性金属元素

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