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isotope

/ˈaɪ.sə.təʊp/

翻译: 科学术语,指同一种元素中质子数相同但中子数不同的原子。

1 个条目

noun

/ˈaɪ.sə.təʊp/B2formalscientific
  • zh科学术语,指同一种元素中质子数相同但中子数不同的原子。

A scientific noun referring to one of two or more atoms of the same element that have the same number of protons but different numbers of neutrons.

  1. Nuclear variantC1formalscientific

    One of two or more atoms that have the same number of protons but a different number of neutrons, resulting in different atomic masses.

    zh同位素

    • Carbon-12 and carbon-14 are isotopes of the element carbon.
    • Scientists use radioactive isotopes to date ancient artifacts.
    • The isotope uranium-235 is used in nuclear reactors.
词形
  • isotopes plural form
  • isotopes' possessive plural form
  • isotope's possessive singular form