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Jyutping jyun4 tou4
Pinyin yuán tú

Definitions (Wiktionary)
  1. noun
    original map, drawing or picture
Definitions (Kaifangcidian)
  1. (沒有對應漢語詞彙)

原圖 [-图]

Jyutping
Pinyin yuán tú

Definitions (CC-CEDICT)
  1. original drawing, map or picture (as opposed to a copy or a modified version)