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Jyutping ziu3 jiu2 geng3
Pinyin zhào yāo jìng

Definitions (粵典–words.hk)
  1. 名詞
    民間​神話​傳​説​中​,​可以​反映​假扮​成人​類​嘅​妖怪​嘅​真面目​嘅​鏡​。​(​量​詞​:​塊​/​面​)
    monster-revealing mirror
    • 近日公佈嘅歷史檔案,輯錄咗佢當年嘅言論,有如照妖鏡,映襯出如今嘴臉係幾咁不堪。
      近日公布嘅历史档案,辑录咗佢当年嘅言论,有如照妖镜,映衬出如今嘴脸系几咁不堪。
      The recently publicized historical documents recorded what he said at the time. It was like a monster-revealing mirror, showing how despicable he is now.
  2. 名詞
    指​可以​捕捉​一個​人​醜態​或者​失​儀​嗰​陣​個​樣​嘅​鏡​頭​,​多數會​形容​八卦​雜誌​狗​仔隊​影​嘅​明星​相
    Refers to cameras that capture someone when they look the ugliest, associated with pictures of celebrities taken by the paparazzi
    • 呢份報紙簡直係照妖鏡,連咁靚嘅女神都畀佢影到噉!
      呢份报纸简直系照妖镜,连咁靓嘅女神都畀佢影到噉!
      This newspaper is just like a monster-revealing mirror. Even the most gorgeous goddess will have their ugliest moments captured.

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Jyutping ziu3 jiu1 geng3
Pinyin zhào yāo jìng

Definitions (CC-CEDICT)
  1. magic mirror for revealing goblins
  2. fig. way of seeing through a conspiracy
Definitions (Wiktionary)
  1. noun, figuratively
    way of seeing through a conspiracy; something that reveals the true nature of things, and differentiates between the good and the evil
Definitions (Kaifangcidian)
  1. (沒有對應漢語詞彙)
Examples (粵典–words.hk)
  1. Cantonese
    近日公布嘅历史档案,辑录咗佢当年嘅言论,有如照妖镜,映衬出如今嘴脸系几咁不堪。
    近日公佈嘅歷史檔案,輯錄咗佢當年嘅言論,有如照妖鏡,映襯出如今嘴臉係幾咁不堪。
    • The recently publicized historical documents recorded what he said at the time. It was like a monster-revealing mirror, showing how despicable he is now.
  2. Cantonese
    呢份报纸简直系照妖镜,连咁靓嘅女神都畀佢影到噉!
    呢份報紙簡直係照妖鏡,連咁靚嘅女神都畀佢影到噉!
    • This newspaper is just like a monster-revealing mirror. Even the most gorgeous goddess will have their ugliest moments captured.