牙表面 meaning in English
tooth surface
Examples
- Bacteria set off a sticky film , known as dental plaque , on the surface of the tooth
细菌在牙表面形成一层粘膜，就是所说的牙菌斑。 - Dental plaque is a coating of bacteria and saliva that forms on the surface of your teeth
牙菌斑是牙表面的细菌细菌产物和唾液的聚集物。 - It is caused by poor dental hygiene . a layer of plaque accumulates along the gum margin
牙周病的形成，一般是由于牙不清洁，导致牙垢膜积聚在牙表面。 - The exterior surface and longitudinal surface of fluorosed teeth and normal teeth were studied by sem without or with short of acid treatment
所有牙表面和纵剖面在未做酸蚀处理和做了短期的酸蚀处理后用扫描电子显微镜观察釉质结构。 - Keep 45 degree angle between bristle and teeth surface and press the part between teeth and gums . then make some small circles gently . followe with up - and - down motions from the gum line
将牙刷刷毛与牙表面成45度角斜放并轻压在牙和牙的交界处,轻轻地做小圆弧的旋转,上排的牙从牙处往下刷,下排的牙从牙处往上刷。