Pars intrasegmentalis

例句：

1. 1. The engineer analyzed the pars intrasegmentalis of the machine to determine its functionality.
   工程师分析了机器的内部段，以确定其功能。
2. 2.The research focused on the pars intrasegmentalis of the brain, which is crucial for understanding human behavior.
   研究专注于大脑的内部段，这是理解人类行为的关键。
3. 3.The scientist discovered a new mechanism in the pars intrasegmentalis of the plant, which could be used for crop improvement.
   科学家在植物的内部段发现了一种新的机制，可以用来改进作物。