- The brass plate must be adherent to the steel .
- Certain types of steel don't bore well .
- A heavy steel rolling mill is being built .
- The weight of this steel plate is one ton .
- She had to steel her heart against pity .
- knife sharpener consisting of a ridged steel rod
- a cutting or thrusting weapon that has a long metal blade and a hilt with a hand guard
同義詞：sword, blade, brand
- an alloy of iron with small amounts of carbon; widely used in construction; mechanical properties can be varied over a wide range
- cover, plate, or edge with steel
- get ready for something difficult or unpleasant
Steel is an alloy of iron and other elements, principally carbon. When carbon is the primary alloying element, its content in the steel is between 0.