dragon tree

例句：

1. 1. The dragon tree is a symbol of strength and courage in many cultures.
   龙树在许多文化中是力量和勇气的象征。
2. 2. The dragon tree is said to have magical powers that can protect people from evil spirits.
   据说龙树拥有神奇的力量，可以保护人们免受邪恶灵魂的侵扰。
3. 3. In ancient times, the dragon tree was often used as a symbol of good luck and fortune.
   在古代，龙树常常被用作好运和幸运的象征。