steel

1. 馬氏本，馬登斯體一種由鐵和高達(dá)百分之一的碳組成的溶液，是硬化碳工具鋼的主要成分
   A solid solution of iron and up to1 percent of carbon, the chief constituent of hardened carbon tool steels.
2. 硅鐵一種用于生產(chǎn)碳素鋼的鐵和硅的合金
   An alloy of iron and silicon used in the production of carbon steel.
3. 把鋁和其他金屬混合，科學(xué)家們能夠制造出各種合金，其中一些具有鋼一樣的強(qiáng)度，但其重量只是鋼的三分之一。
   By mixing aluminium with other metals, scientists have been able to produce a variety of alloys, some of which have the strength of steel but weigh only one third as much.

鋼的英語翻譯：