observation aeroplane

例句：

1. 1. The aeroplane flew over the city.
   飞机飞过城市上空。
2. 2. He was so excited to see his first airplane.
   他非常兴奋地看到他的第一架飞机。
3. 3. The pilot had to make an emergency landing due to bad weather.
   由于恶劣的天气，飞行员不得不紧急降落。