0 Old HSK word(s):


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Hsk Characters:
HSK -Characters and beyond:
GbBig5EngRadMegaTripleMultilingual




Kupfersulfat, Kupfer(II)-sulfat (S, Chem) [liu2 suan1 tong2] 硫酸铜
Kupfersulfatheptahydrat (S, Chem) [wu3 shui3 liu2 suan1 tong2] 五水硫酸铜