cost of project implementation

例句：

1. 1. The company plans to implement a new policy this year.
   该公司计划今年实施一项新政策。
2. 2. The teacher implemented the lesson plan successfully.
   老师成功地实施了教学计划。
3. 3.The project manager is responsible for implementing the project plan.
   项目经理负责实施项目计划。