职权及领域

例句：

1. 1. The CEO has significant authority over the company's operations.
   首席执行官对公司运营有重大权力。
2. 2. The manager is responsible for overseeing the department's work.
   经理负责监督部门的工作情况。
3. 3. The director has extensive responsibilities in managing the project.
   董事在管理该项目方面有广泛的职责。