hardened

hardened

动词 harden:

become hard or harder

同义词：harden, indurate

make hard or harder

同义词：harden, indurate

harden by reheating and cooling in oil

同义词：temper, harden

make fit

同义词：season, harden

cause to accept or become hardened to; habituate

同义词：inure, harden, indurate

形容词 hardened:

used of persons; emotionally hardened

同义词：case-hardened, hard-boiled

made hard or flexible or resilient especially by heat treatment

同义词：tempered, treated, toughened

protected against attack (especially by nuclear weapons)

made tough by habitual exposure- V.S.Pritchett

同义词：enured, inured

converted to solid form (as concrete)

同义词：set