講到實牙實齒 [讲－实－实齿]

Jyutping gong2 dou3 sat6 ngaa4 sat6 ci2
Pinyin jiǎng dào shí yá shí chǐ

Definitions (Kaifangcidian)
  1. 說得板上釘釘的 – 说得板上钉钉的