名词
中文翻译：Unknown
同义词：
['radio detection and ranging (RDAR)']
例句：
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1. The photo radar system was used to detect the enemy's position.
使用照片雷达系统来探测敌人的阵地。
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2. The radar unit in the airbase is responsible for monitoring the area for any potential threats.
机场的雷达单位负责监控该区域，以防任何潜在威胁。
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3. The military uses photo radar to track enemy aircraft in real-time.
军队使用照片雷达实时追踪敌机。