名词
中文翻译：导航灯
同义词：
['navigational aid', 'navigational signal例句：1. The navigational light on the boat is very bright.（船上的导航灯非常亮。）']
例句：
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1. The navigational light on the boat is very bright.
船上的导航灯非常亮。
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2.The captain used the navigational light to guide the ship through the fog.
船长使用导航灯引导船只穿越雾区。
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3.The navigational light was essential for navigating the ship safely.
导航灯对于安全航行船只至关重要。