control operator

例句：

1. 1. The control operator is responsible for monitoring the system's performance.
   控制操作员负责监控系统的性能。
2. 2. He was a successful operator who managed to save the company from bankruptcy.
   他是一位成功的操作员，成功地挽救了公司免于破产。
3. 3. The operator had to make quick decisions under pressure.
   操作员必须在压力下迅速做出决策。