valuta

例句：

1. 1. Thehouse is worth $500,000.
   这所房子值50万美元。
2. 2. The cost of the car is $30,000.
   这辆车的价格是3万美元。
3. 3. The price of oil has increased significantly over the past year.
   过去一年，油价显著上涨。