牙龈萎缩可能是疾病导致的，也可能仅仅是错误的刷牙方式引起的。
Thoroughly brush teeth and gums twice daily.每天两次彻底刷净牙齿和牙龈.
A bad tooth may cause an abscess on the gums.一颗病牙可使牙床脓肿.
The dog bared its gums at me.狗龇着牙冲我叫.
The toothbrush gently removes plaque without damaging the gums.这种牙刷可以温和去除牙菌斑而不损伤牙龈。
How your gums have shrunk since your teeth were extrated.你的牙拔去之后,齿龈萎缩了不少.
The gums become red and swollen.牙龈变红和肿起.
A stand of magnificent ghost gums with pallid white trunks and drifting thin leaves.一片壮丽的橡胶树林,有着苍白的树干和依稀的树叶.
An infection had spread from his gums, irreparable harm.从牙龈向全身扩散的病毒对他造成了无法医治的伤害.
This often includes inflammation of the gums, which is called pregnancy gingivitis.常见有牙龈炎, 称之为妊娠期龈炎.
Wipe gums with a clean, damp cloth or gauze pad.用一块干净的湿润的棉布或者纱布擦拭牙龈.
Inflammation of the gums, characterized by redness and swelling.'龈'.''炎''.'龈'. ''组织的炎症, 特征是又红又肿.
Sometimes they even push through the gums side and sideways.有时它们会将牙床推到一边.
These ingredients are usually natural plant gums or synthetic thickeners.这些成分一般是天然植物胶或合成的增稠剂.
Our teacher always beats his gums, we will go asleep.我们老师总是废话连篇, 我们都快睡着了.
