black sonw

例句：

1. 1. The black pinetree is a symbol of strength and resilience.
   黑松树是力量和韧性的象征。
2. 2. The black pine forest is hometo many rare species of birds and animals.
   黑松林是许多稀有鸟类和动物的家园。
3. 3. The black pine needlesare used in making paper products.
   黑松针被用来制作纸制品。