磨煉 [－炼]

Jyutping mo4 lin6
Pinyin mó liàn

Definitions (CC-CEDICT)
  1. see 磨練|磨练[mo2 lian4]
Definitions (Wiktionary)
  1. verb
    to temper oneself; to steel oneself
    (syn.) 锤炼, 錘煉
  2. noun
    self-discipline; endurance