炮眼 [－－]

Jyutping paau3 ngaan5
Pinyin pào yǎn

Definitions (Wiktionary)
  1. noun
    porthole; embrasure
  2. noun
    blasthole; dynamite hole; borehole
Definitions (Kaifangcidian)
  1. （沒有對應漢語詞彙）