綠鏽,光澤,古色
Patina \Pat"ina\, n. [It., fr. L. patina a dish, a pan, a kind
of cake. Cf. {Paten}.]
1. A dish or plate of metal or earthenware; a patella.
2. (Fine Arts) The color or incrustation which age gives to
works of art; especially, the green rust which covers
ancient bronzes, coins, and medals. --Fairholt.
patina
n : a fine coating of oxide on the surface of a metal
[also: {patinae} (pl)]