百煉成鋼 [－炼－钢]

Jyutping baak3 lin6 sing4 gong3
Pinyin bǎi liàn chéng gāng

Definitions (CC-CEDICT)
  1. to be tempered into a steel
Definitions (Wiktionary)
  1. phrase, idiomatic
    to be forged in repeated struggles
Definitions (Kaifangcidian)
  1. （沒有對應漢語詞彙）