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Jyutping zeon2 bui1
Pinyin zhǔn bēi

Definitions (Wiktionary)
  1. noun, Hokkien, Xiamen
    good result in divination using moon blocks (showing with one block flat and another block round)
    (syn.) 圣珓, 圣杯, 聖珓, 聖杯, 正杯, 上杯