轧辊

轧辊	zhá gǔn	(steelmaking) roll / roller / CL:根
轧	Yà	surname Ya
轧	gá	to crush together (in a crowd) / to make friends / to check (accounts)
轧	yà	to crush / to knock sb down with a vehicle
轧	zhá	to roll (steel)
辊	gǔn	roller