There are several species of copper butterfly, many of which have copper-coloured wings.
有几种铜色蝶，它们有青铜色的翅膀。
Copper ores are generally brightly coloured minerals which would be attractive as applied decoration.
铜矿石是一种通常具有鲜艳颜色的矿物。
Copper ores are generally brightly coloured minerals which would be attractive as applied decoration.
铜矿石是一种通常具有鲜艳颜色的矿物。
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