| 释义 |
cast-ironBrE /ˌkɑːst ˈaɪən/ NAmE /ˌkæst ˈaɪərn/ adjective made of cast iron铸铁制的◆ a cast -iron bridge 铸铁桥(BrE ) 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 ➡ compare ironclad |