private sector of economics

例句：

1. 1. The privatesector of the economy is crucial for growth.
   经济中的私人部门对于增长至关重要。
2. 2. Privatecompanies are responsible for providing jobs in manycountries.
   私营公司负责在许多国家提供就业机会。
3. 3. The private sector has been a drivingforce behind economic development.
   私人部门一直是经济发展的主要驱动力。