+6 = 14 

ㄊㄨㄥˊtóng

  1. 金屬元素符號Cu,原子序29。紫紅光澤延展導電導熱性能重要工業原料製造導電導熱器件製造合金電鍍

copper (chemistry)​, see also 紅銅[hong2 tong2]
cuivre, laiton, bronze
Kupfer (Element 29, Cu)​ (S, Chem)​