百炼成钢

参考释义

百炼成钢[bǎiliànchénggāng]

• -betoughenedandhardenedintosteel;besteeled[tempered]inrepeatedstruggles;betemperedintosteel:

  Onlybytakingpartinpracticecantheyoungpeoplebetoughenedandhardenedintosteel.年轻人只有通过实际锻炼才能百炼成钢。