Confidence in an unfaithful man in time of trouble is like a broken tooth, and a foot out of joint.
患难时倚靠不忠诚的人，好像破坏的牙，错骨缝的脚。
The results show that the fracture may be due to improper heat treatment which leads to over hardness of the thread part and the joint of thread part and tooth part.
结果表明，断裂是由于热处理工艺不当、管子钳活动钳口齿部、螺纹部以及螺纹和齿部的过渡连接部分硬度过高引起；
New occlusal contact was built, which not only changed face-shape and tooth, but also resumed the function of chew system, tooth surrounding tissue and temporomandibular joint, TMJ.
所建立的新型的咬合接触关系不仅改善了面型及牙齿的美观，并且恢复了咀嚼系统的功能、牙周支持组织和颞下颌关节的组织结构功能。
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