regenerative engine

例句：

1. 1. The company's new recycling program is designed to help the environment.
   公司的新回收计划旨在帮助环境。
2. 2. The forest is a regenerative ecosystem that supports many species.
   森林是一个可再生生态系统，支持了许多物种。
3. 3. The regenerative process of photosynthesis helps plants grow and thrive.
   光合作用的过程是可再生的，有助于植物生长和繁荣。