效益

例句：

1. 1. The new policy has greatly improved the company's efficiency.
   新政策大大提高了公司的工作效率。
2. 2. The investment in renewable energy will have significant benefits for the environment.
   对可再生能源的投资将对环境产生重大益处。
3. 3. The project's success is due to its high efficiency and cost-effectiveness.
   项目的成功归功于其高效率和成本效益。