verbascine

例句：

1. 1. The verbascine was a rare and valuable substance.
   这种生物碱是一种稀有且有价值的物质。
2. 2. The verbascine was used in ancient medicine to treat various ailments.
   这种生物碱在古代医学中被用来治疗各种疾病。
3. 3. The verbascine has been studied for its potential medical applications.
   这种生物碱已被研究用于其潜在的医疗应用。