騎縫 [骑缝]

Jyutping ke4 fung4
Pinyin qí fèng

Definitions (CC-CANTO)
  1. junction of the edges of two sheets of paper
Definitions (Wiktionary)
  1. noun
    junction of the edges of two sheets of paper
Definitions (Kaifangcidian)
  1. （沒有對應漢語詞彙）