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复数形式
reconnaissances
1
侦察
a survey or exploration, often done to gather information about an area or enemy
- The army did a reconnaissance to see where the enemy was.
军队进行了侦察以查看敌人的位置。
- Using binoculars, they did a reconnaissance of the distant village.
使用双筒望远镜，他们对远处的村庄进行了侦察。
- Drones can be used for reconnaissance to see things from the sky.
无人机可用于侦察，从天空观察事物。