acystinervia

例句：

1. 1.The cypress trees are a symbol of the ancient Egyptians.
   柏树是古埃及人的象征。
2. 2. The cypress tree is known for its ability to withstand harsh conditions.
   柏树因其能承受恶劣条件而闻名。
3. 3. The cypress tree has been used in traditional medicine for centuries.
   柏树在传统医学中被使用了几个世纪。