treed

例句：

1. 1.The forest was treed with dense foliage.
   森林里被茂密的树叶覆盖。
2. 2. The area was treed with tall trees.
   该地区被高大的树木覆盖。
3. 3.The path was treed with pine needles.
   小径被松针覆盖。