Yabla video uses of 牙龈

huàn
le
这种 zhèzhǒng
bìng
de
rén
jiù
huì
出现 chūxiàn
牙龈 yáyín
红肿 hóngzhǒng
Those with this kind of disease will have red, swollen gums
牙龈 yáyín
出血 chūxuè
yóu
刷牙 shuāyá
Hòu
de
残留 cánliú
细菌 xìjūn
引起 yǐnqǐ
Bleeding gums are caused by the residual bacteria after brushing [your] teeth.
每天 měitiān
刷牙 shuāyá
你的 nǐde
牙龈 yáyín
健康 jiànkāng
ma
You brush your teeth everyday. Are your gums healthy?