刀背脊 [－－－]

Jyutping dou1 bui3 zek3
Pinyin dāo bèi jí

Definitions (Wiktionary)
  1. noun, Min-Bei
    back of a knife blade
    (syn.) 刀背兒, 刀背子, 刀枕, 刀背, 銎 GT, 刀銎, 刀銎 GT, 刀背脊, GT - General Taiwaneseno specific region identified)