名词
中文翻译：初步侦察
同义词：
['preliminary survey', 'preliminary investigation']
例句：
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1. The team conducted a preliminary reconnaissance mission to gather intelligence on the enemy's movements.
该团队进行了一次初步侦察任务，以收集关于敌军动向的情报。
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2. The pilot made a preliminary reconnaissance flight before landing at the airport.
飞行员在降落前进行了一次初步侦察飞行。
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3. The military strategist conducted a preliminary reconnaissance of the battlefield before devising a plan of attack.
军事战略家在制定攻击计划之前对战场进行了初步侦察。