A dermal bone of the upper jaw which lies posterior to the premaxillary.
上颌的一个表皮硬骨，在前颌骨的后面。
A whalebone whale of Arctic seas, having a very large head and an arched upper jaw .
北极露脊鲸，弓头鲸生活在北冰洋的一种有鲸须的鲸鱼，具有大的头部和拱形的上颚。
Simply speaking there are normally 20 teeth in the upper jaw and 22 in the lower jaw.
简单来说，通常上颚部分有20颗牙齿，下颚部分有22颗牙齿。
Wang Na was born with no upper jaw bone or teeth, making eating and speaking very difficult.
王娜天生就没有上颌骨和牙齿，这使得她吃东西和讲话都很吃力。
Objective To discuss the curative effect of upper jaw lip-side expansion for anterior teeth.
目的探讨上颌唇向扩弓活动矫治器对上前牙拥挤的治疗效果。
Become aware of the breath moving through the nostrils and the sinuses, behind the eyes and upper jaw.
开始去意识在眼睛和上颚后通过鼻孔和鼻窦的呼吸运动。
Rather than a flexible lower jaw joint, they had a hinge between the upper jaws and the rest of the skull.
他们没有可活动的下颌关节，而是有一条筋腱连接着上颚和头骨。
Partial resection of the upper jaw causes dental and bone tissue defects, provoking physiological malformation.
切除部分上颌骨造成牙、颌骨组织缺损畸形，导致生理功能障碍。
They are cobalt-blue on top and silvery-white below, with a pronounced dorsal fin and a long, lethal, spear-shaped upper jaw.
它的顶部是钴蓝色，下面和银白色；有着明显的背鳍，还有着长长的、能致命的矛状上颚。
The flews of the upper jaw are strongly developed and overlap the lower jaw to give a square look when viewed from the side.
从侧面观察的时候，上唇和上颚非常发达，与下颚交叠，形成矩形外观。
The patient had severe deformity in the middle of her face and was missing her right eye and upper jaw, the Cleveland Clinic doctors said.
这位患者在一次严重的伤害中丢失了她的右眼和上颚，医生们表示。
A Chinese girl has become the first person born without an upper jaw bone to have full successful reconstructive surgery, according to reports from China.
一名中国女孩儿成了上颌骨缺失的第一人。据来自中国的报道，她接受的骨骼再造手术获得了圆满成功。
Unfortunately, the fourth premolar in the upper jaw is quite large and looks like the first molar in the lower jaw; it is known as a carnassial tooth.
不幸的是，上颚的第四颗前臼齿很大，看起来就象是下颚的第一颗臼齿，这颗前臼齿也被称作叫裂齿。
Chinese girl has become the first person born without an upper jaw bone to have full successful reconstructive surgery, according to reports from China.
一名中国女孩儿成了上颌骨缺失的第一人。据来自中国的报道，她接受的骨骼再造手术获得了圆满成功。
One group of whales has, instead of teeth, long strips of bone, hanging from their upper jaw. This is the baleen whale, the largest animal in the world.
有一类鲸鱼，用从上额骨垂下来的长条状的骨头代替牙齿，它就是须鲸，是世界上最大的动物。
Laser-welded keeper just could be used when there was enough space between the upper jaw and the lower jaw in patients with limited space to design the cast-keepers.
激光焊接式衔铁适用于颌间距离较为充裕的患者，当颌间距离较小时则可选择铸造式衔铁。
A somewhat controversial theory had been proposed about 25 years ago suggesting such dinosaurs were equipped with a hinge between the upper jaw and the rest of the skull.
在25年前，曾有人提出了一个很据争议的理论，认为这种恐龙的上颚有个肌腱和颅骨的其他部分连接。
Siemionow, director of plastic surgery research at the hospital, worked with a dozen specialists to rebuild the face of a woman who was missing her right eye, nose and upper jaw.
赛米奥奴是医院整形外科研室的主任，她与12个专家组成医疗小组，一起重建了一个失去右眼，鼻，上颌的女病人的面部。
Doctors removed parts of his upper left jaw and hard palate and considered the operation to be a success, although it left Cleveland's mouth disfigured.
医生切除了他的部分上左颚和硬腭，尽管它使得克利夫兰嘴部变丑，但认为手术是成功的。
The species is the only known modern frog species with lower teeth, though certain other species with upper teeth do have toothlike structures on the lower jaw.
这是现代青蛙中唯一一种已知下颌长牙的蛙类物种，虽然其他上颌长牙的蛙类在下颌肯定也有类牙构造。
Its upper and lower ends are quite constant. It is suitable for the extensive defect of the lower jaw skin, hemi-facial skin and so on.
故此皮瓣具有上述两皮瓣的特点，皮瓣上、下两蒂十分恒定，适用于下颌部皮肤的大面积缺损及半侧面部皮肤大面积缺损的修复等。
Results: Data of upper edentulous jaw models and a palatal metal plate of upper complete denture were obtained.
结果：获得无牙颌三维数据及上颌金属基托的数据文件。
It is suitable for the design of crushing chamber for single - and double - toggle-plate jaw crushers with upper or lower toggle plate.
它分别适用于肘板上置式、肘板下置式单肘板颚式破碎机和双肘板颚式破碎机的破碎腔设计和老设备改造。
Jaws must be undershot. The incisors of the lower jaw should protrude over the upper incisors.
咬合必须是下颌突出式咬合，就是说，下颌的门牙必须比上颌的门牙向前突出一些。
Results: The incidence of TD was 26.78%. The predilection site is the tongue, lip and mouth, jaw, upper limb, lower limb, facial expression muscle, neck shoulder buttocks in turn.
结果：TD发生率26.78%，好发部位依次为舌部、唇部和口周部、颌部、上肢、下肢、面部表情肌、颈、肩、臀。
Results: The incidence of TD was 26.78%. The predilection site is the tongue, lip and mouth, jaw, upper limb, lower limb, facial expression muscle, neck shoulder buttocks in turn.
结果：TD发生率26.78%，好发部位依次为舌部、唇部和口周部、颌部、上肢、下肢、面部表情肌、颈、肩、臀。
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