violacin

例句：

1. 1.The purple fruits are rich in violacins, which are beneficial for health.
   这些紫色的水果富含花青素，对健康有益。
2. 2.Violacin is a natural pigment found in many plants, including blueberries and grapes.
   花青素是一种存在于许多植物中的天然色素，包括蓝莓和葡萄。
3. 3. In recent years, scientists have discovered that violacins may play a role in preventing age-related diseases.
   近年来，科学家们发现花青素可能有助于预防与年龄相关的疾病。