hawkthorn

例句：

1. 1.The hawkthorn tree is a rare and beautiful species found only in the mountains.
   鹰钩树是一种稀有而美丽的物种，仅在山区发现。
2. 2. The hawkthorn tree's thorns are sharp enough to draw blood, making it an ideal choice for defense against predators.
   鹰钩树的刺足够锋利，能够划伤皮肤，因此是防御掠食者的理想选择。
3. 3. In ancient times, the hawkthorn tree was used as a medicinal herb for treating various ailments.
   古代，鹰钩树被用作治疗各种疾病的草药。