牙齿

Outside of regular brushing and flossing, effective measures to allay this disease are limited, Shimazaki, of Kyushu University in Fukuoka, Japan, and colleagues note in the Journal of Periodontology.

日本福冈九州岛大学的岛崎教授及其同事在《牙周病学》期刊中提到，除了勤刷牙和用牙线清洁牙齿外，能够有效缓解这一疾病的方法比较有限。

If a permanent tooth gets loose , call your orthodontist to discuss the movement.

如果一颗长备的牙齿宽松了，讨论运动的呼叫你的 orthodontist。

Alternation period of primary and permanent teeth, the tooth was mixed with often irregular, and some even chaotic state.

乳恒牙交替时期，牙齿的排列常常表现得错杂不齐，有的甚至是零乱不堪。

As the permanent tooth germ in the jaw with growth, development and direction to the dental occlusal surface of the mobile, so that the roots of deciduous teeth being absorbed, the gradual loosening of deciduous teeth, and finally resulted in loss.

由于恒牙牙胚在颌骨内的生长、发育及向牙齿咬合面方向的移动，使乳牙根部组织被吸收，乳牙逐渐松动，最后造成脱落。

Stomatology doctors found that children 7-12 years old are deciduous, the turn of the permanent teeth, tooth development as well, upper and lower dental contact some teeth too sharp, uneven teeth and maxillofacial, and the resulting high or obstacles Night is caused by the teeth of the important reasons.

口腔科医生发现，儿童在7至12岁是乳牙、恒牙的交替过程，如牙齿发育不好，上下牙颌接触时有的牙尖过高，咬颌面不平，因此造成的高点或障碍点是引起夜磨牙的重要原因。

Mao Ling Duan said that although the human body can be from day-to-day diet to fluoride intake, and intake hard enough, the development of early childhood tooth growth will be affected, so early childhood development in the permanent tooth germ plus if the participation of fluoride Heng Calcified teeth, the permanent teeth grow in the future will be more acid-resistant.

段茂玲表示，人体虽可自日常饮食中摄取到氟，却难足量摄取，对发育中的幼儿牙齿生长会有影响，所以，幼儿发育中的恒牙牙胚若有外加的氟化物参与恒牙钙化，未来生长出来的恒牙会更耐酸。

The tendency to rotate is due to the moment of the force, which is equal to force magnitude multiplied by the perpendicular distance of the line of action to the center of resistance.

力矩导致旋转运动，它等于力的大小乘以牙齿阻抗中心到力的作用线的垂直距离。

Leaves palmately 3(-5)-foliolate; stipules membranous, lanceolate, ca. 8 mm, caducous; petiole 8-20 cm; terminal petiolule 2-5 cm, lateral petiolules 5-20 mm; leaflet blades ovate, elliptic, obovate, or elliptic-ovate, 7-15 × 4-8 cm, papery, sparsely pubescent only on nerves, glabrescent, base broadly cuneate to obtuse, margins with 2 or 3 teeth per cm, apex acute or caudate-acuminate.

叶具掌状3(-5)小叶；托叶膜质，披针形，约8毫米，早落；叶柄8-20厘米；顶生小叶柄2-5厘米，侧生小叶柄5-20毫米；小叶叶片卵形，椭圆形，，或椭圆状卵形， 7-15 * 4-8 厘米，纸质，只在叶脉具稀疏短柔毛，后脱落，基部宽楔形到钝，边缘每厘米具2或3牙齿，先端锐尖或尾状渐尖。

When I become quite motionless, cold, and rigid as a corpse, then, and not before,--be careful about this,--force open my teeth with the knife, pour from eight to ten drops of the liquor containted in the phial down my throat, and I may perhaps revive.

当我变得一动不动，冷冰冰，硬的，象一具死尸那样的时候，你要记住，要及时地，但千万不要过早地，用凿子撬开我的牙齿，把瓶子里的药水滴八滴至十滴到我的喉咙里，也许我还会恢复过来。

Vitamin D regulates the absorption of calcium and phosphorous and helps form tooth and bone.

维生素D：帮助钙和磷的吸收，有意牙齿和骨骼的生长。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。