steel

acier

Métal résistant composé surtout de fer, utilisé notamment pour les outils et les bâtiments.

En anglais simple : A strong metal made mainly from iron, used for tools, buildings, and many other things.

• The knife is made of steel.
• They built the bridge with steel beams.
• This factory produces steel for car makers.

Expressions courantes : stainless steel, steel beam, steel industry, steel frame