钢铁

1. iron and steel; steel

♦ ~厂 steelworks

♦ ~工业 iron and steel industry

♦ ~公司 iron and steel company

♦ ~联合企业 integrated iron and steel works; iron and steel complex

2. strong; firm; staunch

♦ ~意志 iron will

♦ ~运输线 an unbreakable transportation line