cast-iron
adjective /ˌkɑːst ˈaɪən/
/ˌkæst ˈaɪərn/
- made of cast iron
铸铁制的 - a cast-iron bridge
铸铁桥
- a cast-iron bridge
- (British English) very strong or certain; that cannot be broken or fail
有力的;确实的;坚定不移的 - a cast-iron guarantee/promise
永不反悔的保证;铁誓 - a cast-iron excuse/alibi
有说服力的辩解;不在犯罪现场的确凿证据
- a cast-iron guarantee/promise