patrol airship

例句：

1. 1. The police were conducting a routine patrol in the area.
   警察正在该地区进行例行巡逻。
2. 2. The soldiers patrolled the border to prevent any unauthorized entry.
   士兵们在边境巡逻以防止未经授权的进入。
3. 3.The security team was on patrol to ensure the safety of the public.
   安全团队正在进行巡逻以确保公众的安全。