百煉成鋼 (baak3 lin6 sing4 gong3) — very strong after a long workout (lit., "tempered into steel") in Cantonese
baak˗₃百linˍ₆煉singˎ₄成gong˗₃鋼简 百炼成钢
Mandarin Pinyin: bai3 lian4 cheng2 gang1
Meaning of 百煉成鋼
nounvery strong after a long workout (lit., "tempered into steel")