1N-UNCOUNT 铸铁;生铁Cast iron is iron which contains a small amount of carbon. It is hard and cannot be bent so it has to be made into objects by casting. 铸铁;生铁
Made from cast iron, it is finished in graphite enamel.
它是用铸铁制成,最后在外面搪了一层石墨。
...the cast-iron chair legs.
生铁椅子腿
2ADJ [usually ADJ n](保证或借口)可靠的,可信的,无懈可击的 A cast-iron guarantee or alibi is one that is absolutely certain to be effective and will not fail you. (保证或借口)可靠的,可信的,无懈可击的
They would have to offer cast-iron guarantees to invest in long-term projects.