cast iron

名词 cast iron:

1. an alloy of iron containing so much carbon that it is brittle and so cannot be wrought but must be shaped by casting

形容词 cast iron:

1. extremely robust
   同义词：cast-iron, iron

1. They won't find her guilty. She's got a, cast-iron defence.
   他们无法给她定罪. 她的答辩无懈可击。
2. Mr Black was a man of cast iron will.
   布莱克先生是个意志坚定的人。
3. Made of cast iron.
   铸铁的用铸铁制成的
4. He has a, cast-iron constitution.
   他的身体是铁打的。