释义 |
gold-filled
gold-filled (gōld′fĭld′)adj. Made of a hard base metal with an outer layer of gold.gold-filled adj covered with a layer of gold gold′-filled′ adj. composed of a layer of gold backed with a base metal. [1900–1905] Translationsgold-filled
gold-filled[¦gōld ′fild] (metallurgy) Covered by a layer of gold alloy. |