created sense approved 红铜时代/紅銅時代 · hóngtóngshídài · Chalcolithic Age — "Initial import from upstream dictionary"
红铜时代 / 紅銅時代
hóngtóngshídài
Chalcolithic Age
Copper Age, the archaeological period between the Neolithic and the Bronze Age
红铜 (literal) → 红铜/紅銅 · hóngtóng · copper 时代 (literal) → 时代/時代 · shídài · era
Changed: simplified, traditional, gloss, definition, pinyin, variant pinyin, variants, separable parts, decomposition