jaw relation

例句：

1. 1. The jaw relationship between the two species is crucial for their survival.
   这两种物种之间的颚关系对于它们的存活至关重要。
2. 2. In dentistry, understanding the jaw relationship is essential for performing accurate restorations.
   在牙科领域，理解颚关系对于执行准确的修复工作至关重要。
3. 3. The study of jaw relationships has led to new insights into the functioning of the human mouth.
   颚关系的研究表明了人类口腔功能的新见解。