V2EX tungsten

Tungsten

定义 Definition

tungsten /tstn/:,一种坚硬、密度大、熔点极高的金属元素(化学符号 W),常用于制造耐高温材料、硬质合金工具等。(也常指“钨丝/钨电极”等含钨部件)

发音 Pronunciation (IPA)

/tstn/

例句 Examples

Tungsten is used to make strong cutting tools.
钨常用于制造坚固的切削工具。

Because tungsten has an extremely high melting point, it is widely used in high-temperature and industrial applications.
由于钨的熔点极高,它被广泛用于高温与工业领域的各种应用。

词源 Etymology

tungsten 一词来自瑞典语 tung sten,意为“重石”(tung“重的” + sten“石头”),反映了某些含钨矿石密度很大的特点。元素符号 W 则源于另一名称 wolfram(与德语传统有关),因此出现了“词形 tung- / 符号 W”不一致的现象。

相关词 Related Words

文学作品 Literary Works

  • The Making of the Atomic Bomb(Richard Rhodes)
  • *Surely You’re Joking, Mr. Feynman!*(Richard P. Feynman)
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