相關字詞組
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天火字典

英日字典: tm



The tm has 1 Senses.

  • atomic number 69, thulium, tm
  • ツリウム
  • a soft silvery metallic element of the rare earth group; isotope 170 emits X-rays and is used in small portable X-ray machines; it occurs in monazite and apatite and xenotime
  • 柔らかで銀色の希土類金属元素

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