铜川市 Traditional form: 銅川市 Pinyin (reading): Tóngchuān Shì Definitions: Tongchuan, prefecture-level city in Shaanxi Characters: 铜 - copper, bronze 川 - stream, river 市 - city, town; market, fair; to trade Traditional characters: 銅 - copper, bronze 川 - stream, river 市 - city, town; market, fair; to trade