A swipe from a laser sword severed his lower jaw, and Malak was forced to wear a metallic jaw guard that hid his disfigurement from view.
一次光剑挥击削去了他的下颌，马拉克被迫戴上一个金属下颌保护装置来隐藏其毁容的外表。
Carnassial: Last premolar of upper jaw, first molar of lower jaw.
裂齿：上颚最后的一只前臼齿，下颚最前的一只臼齿。
Last premolar of upper jaw, first molar of lower jaw.
上颚最后的一只前臼齿，下颚最前的一只臼齿。
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。
In pronunciation teaching, teachers can make the thumb of left hand as lower jaw and the other four fingers as upper jaw.
在语音教学的教师可在左下颚的拇指和其他四个手指，上颌。
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。
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。
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。
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。
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