pure iron

常见例句

雙語例句

• Pure iron is not used in industry because is too soft.
  純鉄太軟，所以不用在工業上。
  blog.sina.com.cn
• Pure iron is not used in industry because it is too soft。
  純鉄太軟，所以不用在工業上。
• 
  

權威例句

• Household waste, for example, would be reduced to pure carbon, oxygen and hydrogen, along with a handful of heavier elements (tungsten, iron, aluminium and so on) which could then be re-used.
  ECONOMIST: Nuclear waste
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