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单词 strontium
释义

Definition of strontium in English:

strontium

noun ˈstrɒntɪəmˈstrɒnʃ(ɪ)əm
mass noun
  • The chemical element of atomic number 38, a soft silver-white metal of the alkaline earth series.

    The salts of strontium are used in fireworks and flares because they give a brilliant red light. The radioactive isotope strontium-90 is a particularly dangerous component of nuclear fallout as it can become concentrated in bones and teeth

    Example sentencesExamples
    • The Scottish village is Strontia and the element is the alkaline earth metal strontium.
    • Because of its chemical closeness to calcium, strontium can comfortably replace the lighter element in enamel, dentin, and bone.
    • ARS developed methods using calcium to remove strontium - 90 radioactivity from wheat and milk in 1962.
    • The scattering response of the system is not identical for calcium and strontium.
    • Plants incorporate strontium in place of calcium but the amount is determined by the relative abundance of these elements in the soil.

Origin

Early 19th century: from strontia + -ium.

Definition of strontium in US English:

strontium

noun
  • The chemical element of atomic number 38, a soft silver-white metal of the alkaline earth series.

    The salts of strontium are used in fireworks and flares because they give a brilliant red light. The radioactive isotope strontium-90 is a particularly dangerous component of nuclear fallout as it can become concentrated in bones and teeth

    Example sentencesExamples
    • The scattering response of the system is not identical for calcium and strontium.
    • ARS developed methods using calcium to remove strontium - 90 radioactivity from wheat and milk in 1962.
    • Because of its chemical closeness to calcium, strontium can comfortably replace the lighter element in enamel, dentin, and bone.
    • The Scottish village is Strontia and the element is the alkaline earth metal strontium.
    • Plants incorporate strontium in place of calcium but the amount is determined by the relative abundance of these elements in the soil.

Origin

Early 19th century: from strontia + -ium.

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更新时间:2025/1/14 5:37:16