回描

回描	huí miáo	flyback (of electron beam in cathode ray tube) / retrace
回	huí	to circle / to go back / to turn around / to answer / to return / to revolve / Hui ethnic group (Chinese Muslims) / time / classifier for acts of a play / section or chapter (of a classic book)
回	huí	to curve / to return / to revolve
回	huí	variant of 回
描	miáo	to depict / to trace (a drawing) / to copy / to touch up