開刃 [开－]

Jyutping hoi1 jan6
Pinyin kāi rèn

Definitions (Wiktionary)
  1. verb
    to sharpen (a new knife or pair of scissors) before use
    (syn.) 開口, 開芒, 开芒, 开口

開刃 [开－]

Jyutping
Pinyin kāi rèn

Definitions (CC-CEDICT)
  1. to edge a knife, scissor, sword etc