古代戰場上，騎兵常負責快速偵察與突襲。
On ancient battlefields, cavalry often handled rapid reconnaissance and surprise attacks.
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Example sentences
敵方派出了無人機在邊界進行偵察。
敌方派出了无人机在边界进行侦察。
The enemy sent out drones to perform reconnaissance at the border.
Usage Notes
The activity of gathering information about an enemy's position or the terrain.
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