bourbon metal

例句：

1. 1. The bourbon is aged in oak barrels for at least three years.
   这款波旁酒至少陈年三年。
2. 2.He poured a glass of bourbon and savored its rich flavor.
   他倒了一杯波旁酒，细细品味其浓郁的风味。
3. 3.The bourbon is a classic cocktail that has been enjoyed by many generations.
   波旁酒是一种经典的鸡尾酒，深受许多代人的喜爱。