epicanthus

例句：

1. 1. The epicanthus flower is a rare and beautiful species.
   大花紫堇是一种稀有且美丽的物种。
2. 2. The epicanthus flower is often found in the desert regions of the world.
   大花紫堇通常在世界的沙漠地区发现。
3. 3. The epicanthus flower has been used for medicinal purposes for centuries.
   大花紫堇被用于治疗疾病数百年。