名词
中文翻译：无人机
同义词：
['drone', 'aerial vehicle']
例句：
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1. The drone was flying low overthe city, surveying the landscape.
无人机低飞过城市，俯瞰着风景。
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2.The drone captured stunning footage of the sunsetover the ocean.
无人机拍摄了壮观的日落海面景色。
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3. The drone was usedto monitor the construction site for safety reasons.
无人机被用来监控工地以确保安全。