VOR

例句：

1. 1. The captain of the plane is in charge of the VOR.
   飞机的机长负责操作VOR。
2. 2. She was a professional pilot and flew many flights.
   她是一名职业飞行员，飞过许多航班。
3. 3. The pilot must follow all safety procedures when operating the VOR.
   飞行员在操作VOR时必须遵循所有安全程序。