苦练苦練 kǔ liàn — to train hard
kǔ (third tone, dipping) liàn (fourth tone, falling)ku3 lian4
Traditional: 苦練
to train hard
Levels 7–9· 2021 three-band, nine-level proficiency standardverb
Meanings
to train hard
to train hard; to practice diligently; hard work; blood, sweat, and tears
verb