V2EX radionuclide

Radionuclide

释义 Definition

放射性核素:一种不稳定的原子核(核素),会自发发生放射性衰变,并释放出辐射(如 α、β 粒子或 γ 射线)。常用于核医学、环境示踪、核能与放射化学等领域。(更广义相关词:nuclide 指“核素”,不一定放射性。)

例句 Examples

The lab stored the radionuclide in a lead container.
实验室把这种放射性核素存放在铅容器里。

After the accident, scientists tracked radionuclides in soil and water to assess long-term risks.
事故发生后,科学家追踪土壤和水体中的放射性核素,以评估长期风险。

发音 Pronunciation (IPA)

/redionuklad/

词源 Etymology

radionuclide 由 **radio-**(与“辐射、放射性”有关)+ nuclide(核素,来自 nucleus “原子核”)构成,字面意思是“放射性的核素”。该词多见于 20 世纪核科学与核医学的发展语境中。

相关词 Related Words

文学与作品 Literary Works

  • The Making of the Atomic Bomb(Richard Rhodes)在讨论核裂变、放射性与核材料时常涉及 radionuclide 等术语。
  • Silent Spring(Rachel Carson)在谈及环境污染与核试验/放射性沉降的背景时,会出现与放射性核素相关的表述(不同版本用词可能略有差异)。
  • The Hot Zone(Richard Preston)涉及生物安全与实验室风险叙述时,常与放射性与核相关词汇并列出现(具体用词依版本而定)。
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