V2EX iron filings

Iron Filings

释义 Definition

铁屑;铁粉:把铁用锉、磨、切削等方式产生的细小金属颗粒。常用于磁学演示(例如在磁铁周围撒铁屑以显示磁力线分布)、实验与工业加工。

发音 Pronunciation (IPA)

/arn falz/

例句 Examples

She sprinkled iron filings around the magnet to see the pattern.
她在磁铁周围撒上铁屑来观察图案。

The technician collected the iron filings and disposed of them safely because fine metal dust can be hazardous.
技术员把铁屑收集起来并安全处理,因为细金属粉尘可能有危险。

词源 Etymology

iron 来自古英语 īren(铁);filing(s) 来自动词 file(用锉刀锉、锉削),其名词义指“锉削下来的碎屑”。合起来 iron filings 直译就是“锉铁产生的碎屑/铁屑”。(也可泛指加工产生的细小铁颗粒。)

相关词 Related Words

文学与经典作品 Literary Works

  • Experimental Researches in Electricity Michael Faraday(以实验展示电磁现象,常见用铁屑/铁粉观察磁效应的语境)
  • A Treatise on Electricity and Magnetism James Clerk Maxwell(经典电磁学著作,涉及磁场与相关实验描述)
  • The Feynman Lectures on Physics Richard P. Feynman 等(经典物理讲义,讲解磁场概念时常提及用铁屑可视化的演示)
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