meaning for 坚硬 jiānyìng:

  • - hard
  • - solid

zhè
piàn
pàn
hěn
jiānyìng坚硬

This board is very hard.


de
xiàhégǔ下颌骨
shì
shēntǐ身体
zuì
jiānyìng坚硬
de
gǔtou骨头

Your jawbone is the hardest bone in your body.