| 释义 |
Adjective: case-hardened keys 'haa(r)d(u)nd- Used of persons; emotionally hardened
"faced a case-hardened judge"
- hardened, hard-boiled
Verb: caseharden 'keys`haa(r)d(u)n- To subject to a process which converts the surface of iron into steel
- To render insensible to good influences
See also: hard |