surface discoloration on a metal, usually from a thin film of oxide or sulfide

listen to the pronunciation of surface discoloration on a metal, usually from a thin film of oxide or sulfide
İngilizce - İngilizce
tarnish
surface discoloration on a metal, usually from a thin film of oxide or sulfide

    Heceleme

    sur·face dis·col·or·a·tion on a metal, u·su·al·ly from a thin film of ox·ide or sulfide

    Telaffuz