vincristin

例句：

1. 1. The vincristin is a rare and valuable gemstone.
   这个紫水晶是一种稀有且珍贵的宝石。
2. 2. Vincristin jewelry is highly sought after for its unique color and texture.
   紫水晶珠宝因其独特的颜色和纹理而备受追捧。
3. 3. The vincristin mine is one of the largest in the world, producing some of the most beautiful and valuable stones.
   这个紫水晶矿是世界上最大的之一，生产了一些最美丽和有价值的石头。