luteol

例句：

1. 1. The luteol is a rare and precious gemstone.
   这个蓝宝石是罕见的宝石。
2. 2. Luteol is used in the production of some types of perfumes.
   蓝宝石用于某些香水的生产。
3. 3. The luteol was discovered by accident during a mineral exploration.
   蓝宝石是在一次矿物勘探中偶然发现的。