三倍数

例句：

1. 1.The price of the product is triple that of the previous model.
   这款产品的价格是上一代模型的三倍。
2. 2. She tripled her savings to buy a new car.
   她将储蓄增加了一倍，买了一辆新车。
3. 3.The company tripled its workforce in response to the economic downturn.
   在经济衰退期间，该公司将其员工人数增加了一倍。