signalling lamp
信号灯
以上为机器翻译结果，长、整句建议使用 人工翻译 。
The utility model relates to a signalling device used for facilitating automobiles overtaking, which is composed of a transmitter, a receiver and a feedback signal lamp.
一种汽车用超车装置由发射机、接收机反馈信号灯所组成。
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