Stroke Animations for Each Character:

恨
铁
不
成
钢

Word Definition

lit. to hate iron for not becoming steel to feel resentful towards sb for failing to meet expectations and impatient to see improvement (idiom)

Individual Character Details

恨 hèn
铁 Tiě, tiě
不 bù
成 Chéng, chéng
钢 gāng