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Jyutping saan1 ngau4 gu2
Pinyin shān niú gǔ

Definitions (Wiktionary)
  1. noun, Hakka
    longhorn beetle; longicorn
    (syn.) 牽牛, 天牛, 苦楝牛, 柑蛘, 牛𰠫萤, 牵牛, 牛犅螢, 蛀角蛘