Read Edit View history 铜绿层 tónglǜcéng patina Origin Definitions Defs Strokes Stroke Words Sentences Sents Senses Add sense 铜绿层/ 銅綠層 tónglǜcéng patina a layer of green coating that forms on the surface of copper or bronze over time due to oxidation Edit Delete References Add reference No references for this word.
铜绿层/ 銅綠層 tónglǜcéng patina a layer of green coating that forms on the surface of copper or bronze over time due to oxidation Edit Delete