名词
中文翻译：Unknown
同义词：
['navigational light', 'navigational aid', 'navigational signal']
例句：
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1. The ship's navigational lights illuminated the dark night.
那艘船的导航灯照亮了黑夜。
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2. The captain used the navigational lights to guide the ship through the fog.
船长使用导航灯引导船穿过雾。
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3. The navigational lights on the bridge helped the pilot navigate safely.
桥上导航灯的帮助使飞行员安全航行。