名词
中文翻译：烟雾线
同义词：
['smoke line', 'smoke screen']
例句：
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1.The pilot had to fly over the smoke horizon to avoid hitting a mountain.
飞行员不得不飞越烟雾线以避免撞上山。
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2. The firefighters were trying to contain the smoke horizon and prevent it from spreading.
消防员们正试图控制烟雾线并防止它蔓延。
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3. The smoke horizon was so thick that it was hard to see more than a few feet ahead.
烟雾线非常浓密，以至于视线只能看到几英尺前。