sequoia sempervirens

例句：

1. 1. The giant sequoia trees are a symbol of the natural world.
   巨大的红杉树是自然世界的符号。
2. 2.The sequoia forest is home to many rare species of birds and animals.
   红杉森林是许多稀有鸟类和动物的家园。
3. 3.The sequoia grove was once a thriving community for indigenous people.
   红杉树林曾是土著人民繁荣生活的社区。