龈疾病

Easily store food broken bits inside the gums ditch, adhere to a germ spot, become the good district that the germ growth breeds, because it presents to close appearance, don't easily sweep and often cause the gum burning disease and tooth the paroxysm occurrence is for week.

龈沟内易积存食物碎屑，附着菌斑，成为细菌生长繁殖的良好区域，由于其呈封闭状态，不易清洁，常导致牙龈炎症及牙周疾病的发生。

The tartar is a gums various tooth week the harmful germ stirs up a ratio can not little"carry a body", because the gum atrophies, but be disgusted with making oxygen germ can stir up, spread under the gums, hit gum and tooth over a long period of time the week organizes of health;In the meantime such as front say of because of the malnutrition of gum, this eliminates that long under, then cause the adult mouth cavity resist the disease violate of ability, along with age growth but significantly decadent result, thus cause various gum burning, tooth week burning, tooth Sui burning symptom.

牙石是龈下各种牙周有害病菌滋生比不可少的"载体"，由于牙龈萎缩，而令厌氧菌在龈下得以滋生、扩散，长期侵袭着牙龈和牙周组织的健康；同时如前面所说的由于牙龈的营养不良，此消彼长之下，进而导致成年人口腔抵抗疾病侵害的能力，随着年龄增长而大幅衰退的结果，从而引发各种牙龈炎、牙周炎、牙髓炎症状。

Just as in humans, the reduction of the gum line around the tooth of more than 3mm is considered the predisposal to the loss of the tooth and further disease.

就像人类一样，龈线的正常深度为0.5到3mm，但当深度超过3mm时，则被视为牙齿疾患的前兆，并可进一步引起牙齿疾病。

We have no common name for a mime of Sophron or Xenarchus and a Socratic Conversation; and we should still be without one even if the imitation in the two instances were in trimeters or elegiacs or some other kind of verse--though it is the way with people to tack on 'poet' to the name of a metre, and talk of elegiac-poets and epic-poets, thinking that they call them poets not by reason of the imitative nature of their work, but indiscriminately by reason of the metre they write in.

索夫农 、森那库斯和苏格拉底式的对话采用的模仿没有一个公共的名称；三音步诗、挽歌体或其他类型的诗的模仿也没有——人们把&诗人&这一名词和格律名称结合到一起，称之为挽歌体诗人或者史诗诗人，他们被称为诗人，似乎只是因为遵守格律写作，而非他们作品的模仿本质。

The relationship between communicative competence and grammar teaching should be that of the ends and the means.

交际能力和语法的关系应该是目标与途径的关系。