syntagmatic axis

例句：

1. 1. The syntagmatic axis of the sentence is the main point of focus.
   句子的共轭轴是主要关注点。
2. 2. The researchers found that the syntagmatic axis was responsible for the movement of the molecules.
   研究人员发现，共轭轴负责分子的运动。
3. 3. The syntagmatic axis plays a crucial role in the development of language.
   共轭轴在语言的发展中起着至关重要的作用。