名词
中文翻译：无人机
同义词：
['drone', 'unmanned aerial vehicle (UAV)', 'remote-controlled aircraft']
例句：
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1. The drone was used to monitor the construction site.
无人机被用来监控施工现场。
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2. The drone captured stunning footage of the sunset over the ocean.
无人机拍摄到了令人惊叹的海上日落画面。
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3. The drone operator had to fly low over the city to avoid interference from nearby buildings.
无人机操作员不得不低飞过城市，以免与附近的建筑物产生干扰。