名词
中文翻译：出口信号
同义词：
['exit signal', 'exit signal light']
例句：
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1.The exit signal is lit when the train approaches the station.
当火车接近车站时，出口信号灯会亮起。
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2.The engineer noticed the exit signal was blinking.
工程师注意到出口信号灯正在闪烁。
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3.The driver quickly adjusted his speed to avoid hitting the exit signal.
司机迅速调整速度以避免撞到出口信号灯。