slow component

例句：

1. 1.The new car has a slow component that makes it more fuel-efficient.
   这辆新车有一个缓慢的组成部分，使其更省油。
2. 2.The scientist discovered a slow component in the sample that could explain the unusual behavior.
   科学家在样本中发现了缓慢的成分，可以解释这种异常行为。
3. 3. The project aims to improve the efficiency of the slow component in the system.
   该项目旨在提高系统缓慢部分的效率。