air route

例句：

1. 1. The airline has announced a new air route to the city.
   航空公司已宣布一条新的通往该城市的航线。
2. 2.The pilot navigated the aircraft through the air route.
   飞行员驾驶飞机通过这条空中航线。
3. 3.The flight plan includes several air routes for different destinations.
   飞行计划包括了前往不同目的地的几条空中航线。