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Jyutping gwo3 saam1 baau3 sei3
Pinyin guò sān bào sì

Definitions (粵典–words.hk)
  1. 動詞、術語
    大學術語​;​意思​係​獲得​比​較​好​嘅​成​績​,​喺​四分​制​底下​,​成績​等級​換算​做​數字​之​後​嘅​平均​數​(​即​係​GPA​)​達到​ ​3​ ​甚至​ ​4​ ​以上​(​最高​係​4.3​)
    to achieve a GPA (grade point average) over 3 and even 4 (in universities)