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- V kind hole: To happen with all teeth buccal (lip) , tongue (palate) the hole form of the preparation of caries caustic place of face of tooth of 1/3 of face close gum. v类洞：为发生与所有牙齿的颊（唇）、舌（腭）面近龈1/3牙面的龋损所制备的洞形。
- He was always cool in the face of danger. 他在危险面前总是镇静自若。
- We should hold on in the face of hardships. 在困难面前我们应该坚持。
- He showed great bravery in face of danger. 面对危险，他表现得十分勇敢。
- We are powerless in the face of such forces. 面对这样强大的力量，我们无能为力。
- He succeeded in the face of great opposition. 尽管遭到许多反对,他还是成功了。
- What will the world of tooth care look like then? 那么，到那时牙齿保健领域会是一派什么景象呢?
- On the face of it, it seems quite reasonable. 从表面看,这似乎很合理。
- She exhibited no fear in the face of danger. 她面对危险毫无惧色。
- They showed courage in the face of danger. 面对危险他们表现出了勇气。
- What kind of tooth - paste do you want ? 你要哪种牙膏?
- He has always flown in the face of custom. 他一向公然违抗习俗。
- I need to buy a can of tooth paste. 我需要买一筒牙膏了。
- You should keep calm even in face of danger. 即使面临危险，你也应当保持镇静。
- Use the shape area on the gap of tooth. 牙齿和牙齿之间，请以尖端部分擦拭。
- A good soldier remains calm even in the face of danger. 一名好战士即使面临着危险也应保持冷静。
- I pick up a leaflet about the care of teeth. 我拿起一张宣传保护牙齿的传单。
- He resigned in the face of mounting pressure from the shareholder. 面临来自股东们日益增长的压力，他辞职了。
- Bosseyed hole: Drag in the hole form of face of a tooth. 单面洞：只累及1个牙面的洞形。
- Cleanness of teeth in that area make many people die. 那个地区的食物缺乏导致多人死亡。
