living tree

例句：

1. 1. The forest is home to many living trees and plants.
   森林里有无数活着的树木和植物。
2. 2.Trees are an essential part of our ecosystem.
   树木是我们生态系统的重要组成部分。
3. 3. The local government has planted hundreds of new trees to improve air quality.
   当地政府已经种植了数百棵新树，以改善空气质量。