倒後鏡 [－后镜]

Jyutping dou2 hau6 geng3
Pinyin dào hòu jìng

Definitions (Wiktionary)
  1. noun, Cantonese
    rear-view mirror
    (syn.) 后视镜, 後視鏡
Definitions (Kaifangcidian)
  1. 後視鏡 – 后视镜
  2. 後照鏡 – 后照镜

倒後鏡 [－后镜]

Jyutping dou3 hau6 geng3
Pinyin dào hòu jìng

Definitions (CC-CANTO)
  1. Rear-view Mirror
Definitions (粵典–words.hk)
  1. 名詞
    車​輛​嘅​司​機​位​左右​兩邊​、​同埋​司機位​左上方​嘅​三​塊​鏡​，​用​嚟​觀察車​後​面​嘅​情​況​（​量​詞​：​塊​）
    rear-view mirrors
    • 望倒後鏡
      望倒后镜
      mong6 dou3 hau6 geng3
      to look in the rear-view mirrors
Examples (粵典–words.hk)
  1. Cantonese
    望倒后镜
    望倒後鏡
    mong6 dou3 hau6 geng3
    • to look in the rear-view mirrors
  2. Cantonese
    倒后镜 嘅死角
    倒後鏡 嘅死角
    dou3 hau6 geng3 ge3 sei2 gok3
    • blind spot of rear-view mirrors
  3. Cantonese
    倒后镜
    倒後鏡
    • rear-view mirror