牙周 [－－]

Jyutping ngaa4 zau1
Pinyin yá zhōu

Definitions (Wiktionary)
  1. noun, attributive, often
    periodontal tissue
Examples (粵典–words.hk)
  1. Cantonese
    牙石导致更多牙菌膜积聚，增加患牙周病 嘅机会。
    牙石導致更多牙菌膜積聚，增加患牙周病 嘅機會。
    ngaa4 sek6 dou6 zi3 gang3 do1 ngaa4 kwan2 mok2 zik1 zeoi6, zang1 gaa1 waan6 ngaa4 zau1 beng6 ge3 gei1 wui6.
    • Dental calculus leads to the accumulation of more dental plaques and the rise of chance of suffering from periodontitis.