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hafnium

/ˈhæfniəm/ /ˈhæfniəm/
  • n.
    [化学] 铪(金属元素)

双语例句

  1. And how is it known that Mars had hafnium-187?
    那么是如何知道火星有铪- 187的呢?
  2. Chemical form of hafnium is perchlorate or nitrate.
    铪的化学形态为过氯酸盐或硝酸盐。
  3. Mainly because the quantity of hafnium, utilized in one chip, is negligibly small.
    这主要是因为数量的铪,利用一个芯片,是微乎其微的小。

网络短语

  • Hafnium oxide
    二氧化铪
  • Hafnium dioxide
    二氧化铪
  • hafnium carbide
    碳化铪
  • Hafnium silicide
    硅化铪
  • hafnium welding wire
    铪焊丝

英英释义

  • n.a grey tetravalent metallic element that resembles zirconium chemically and is found in zirconium minerals; used in filaments for its ready emission of electrons

词源

  • hafnium
    来自拉丁语Hafnia("Copenhagen").
  • hafnium
    来自拉丁语Hafnia,现丹麦首都哥本哈根拉丁语名,因这种金属元素于哥本哈根首次发现而得名,字面意思为港口,词源同haven,copenhagen.
  • hafnium
    From Latin Hafnia ‎(“Copenhagen”).