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Jyutping tung4 hou4 zi2
Pinyin tóng háo zi

Definitions (Wiktionary)
  1. noun, Xiang
    copper coin; copper
    (syn.) 銅鐳, 銅元, 铜镭, 銅柯, 銅板, 铜板, 铜子儿, 銅子兒, 铜元, 铜柯