free market rate

例句：

1. 1. The freemarket rate for oil is determined by supply and demand.
   石油的自由市场利率由供求关系决定。
2. 2. The government has been trying to liberalize the interest rates in order to stimulate economic growth.
   政府一直在试图放松利率，以刺激经济增长。
3. 3. The unregulated interest rate can lead to inflation if not controlled properly.
   如果不适当控制，无监管的利率可能会导致通货膨胀。