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Jyutping maai6 jau5 kau4 wing4
Pinyin mài yǒu qiú róng

Definitions (粵典–words.hk)
  1. 語句
    為​咗​名利​地位​出賣​朋友
    to betray one's friend for fame, wealth or social status
Definitions (Wiktionary)
  1. phrase, idiomatic
    to betray one's friend to obtain promotion
    • 他為了這個職位不惜賣友求榮。
      他为了这个职位不惜卖友求荣。
      tā wèi le zhè ge zhí wèi bù xī mài yǒu qiú róng .
      He did not hesitate to betray his friend to obtain the position.
Examples (粵典–words.hk)
  1. Cantonese
    卖友求荣
    賣友求榮
    maai6 jau5 kau4 wing4
    • to sell out friends
Examples (Wiktionary)
  1. Mandarin
    卖友求荣
    賣友求榮
    mài yǒu qiú róng
    • to betray someone to obtain promotion
  2. Mandarin
    他为了这个职位不惜卖友求荣。
    他為了這個職位不惜賣友求榮。
    tā wèi le zhè ge zhí wèi bù xī mài yǒu qiú róng .
    • He did not hesitate to betray his friend to obtain the position.