Yabla Chinese

Yabla video uses of 坚
氟 fú
有 yǒu
防龋 fángqǔ
坚 jiān
骨 gǔ
的 de
作用 zuòyòng
Fluorine has tooth decay-preventing and bone-strengthening effects.
胎 tāi
薄 bó
质 zhì
坚 jiān
釉 yòu
面 miàn
光洁 guāngjié
匀 yún
静 jìng
The celadon has a narrow base, is of sturdy quality, with a clean and even glaze.