名词
中文翻译：蓝色烟雾
同义词：
['blue vapor', 'blue mist']
例句：
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1.The firefighters were trying to contain the blue smoke from the burning building.
消防员试图控制着燃烧建筑物的蓝色烟雾。
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2.The old man was coughing up blue smoke as he lay dying.
老人临终时咳嗽着吐出蓝色的烟雾。
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3. The police helicopter circled above, searching for any sign of blue smoke in the area.
警用直升机在上空盘旋，寻找该区域有任何蓝色烟雾的迹象。