紫銅 [－铜]

Jyutping zi2 tung4
Pinyin zǐ tóng

Definitions (CC-CEDICT)
  1. copper (pure copper, as opposed to alloy)
Definitions (Wiktionary)
  1. noun
    pure copper
    (syn.) 红铜, 紅銅
Definitions (Kaifangcidian)
  1. （沒有對應漢語詞彙）