名词
中文翻译：交通信号灯同义词
同义词：
['traffic light', 'traffic signal', 'traffic control device']
例句：
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1. The traffic policeman was directing the traffic with his traffic light.
交通警察用他的交通灯指挥交通。
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2. The driver had to stop at the traffic light before crossing the street.
司机必须在过马路前等待交通灯。
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3. The children were excited to see the new traffic light in town.
孩子们很高兴看到镇上新安装的交通灯。