to forge; to discipline; wrought

strokes 17
strokes after radical 9
锻炼 鍛鍊 duan4 lian4
to toughen; to temper; to engage in physical exercise; to work out; (fig.) to develop one's skills; to train oneself

锻铁 鍛鐵 duan4 tie3
wrought iron

锻造 鍛造 duan4 zao4
to forge (metal); forging

体育锻炼 體育鍛煉 ti3 yu4 duan4 lian4
physical exercise