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Jyutping sin6 zi6
Pinyin shàn zì

Definitions (CC-CEDICT)
  1. without permission
Definitions (粵典–words.hk)
  1. 副詞
    未經​批准
    (to do something) without authorisation
    • 擅自離開
      擅自离开
      sin6 zi6 lei4 hoi1
      to leave a place without authorisation
    • 考生不得擅自離開試場。
      考生不得擅自离开试场。
      haau2 sang1 bat1 dak1 sin6 zi6 lei4 hoi1 si5 coeng4
      Candidates should not leave the hall without authorisation.
Definitions (Wiktionary)
  1. adv
    on one's own initiative
    (syn.) 自觉, 自覺
  2. adv
    without permission or authorization
Definitions (Kaifangcidian)
  1. (沒有對應漢語詞彙)
Definitions (HSK3.0)
  1. HSK3 七一九级词汇表 #3552
Examples (粵典–words.hk)
  1. Cantonese
    擅自离开
    擅自離開
    sin6 zi6 lei4 hoi1
    • to leave a place without authorisation
  2. Cantonese
    考生不得擅自离开试场。
    考生不得擅自離開試場。
    haau2 sang1 bat1 dak1 sin6 zi6 lei4 hoi1 si5 coeng4
    • Candidates should not leave the hall without authorisation.
  3. Cantonese
    擅自
    擅自
    sin6 zi6
    • without permission
  4. Cantonese
    擅自删改文件
    擅自刪改文件
    sin6 zi6 saan1 goi2 man4 gin2
    • to revise the document without approval