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Jyutping dou1 fui3 hau2
Pinyin dāo huì kǒu

Definitions (Wiktionary)
  1. noun, Min-Nan
    edge of a knife; knife blade
    (syn.) 刀刃, 刀喙 GT, 刀鋩, 刀喙口, 刀刃兒, 刀尖, 刀鋩 GT, 刀鐮, 刀嘴, 刀口, 刀口子, GT - General Taiwaneseno specific region identified), 刀刃子, 刀喙, 刀鋒