配电盘上装有电子表，从中译出时脉冲来点燃时号灯。

The hour signal lamp is lit by the time pulse which is interpreted from the electronic timer fixed on the distributor.

youdao

卡车司机说，他们几乎已经放弃了信号灯车在道路畅通时超车的做法，因为很多车辆都花了很长时间才超车。

Lorry drivers say they have almost abandoned the practice of signal cars to overtake when the road is clear, because many of the cars took too long to pass.

youdao

跟现实生活一样，你靠近交通信号灯时，它有时会从绿灯变黄灯，让你必须快速决定穿过或停下。

As in real life, the traffic lights sometimes turn from green to yellow as you approach them, forcing a quick go-or-stop decision.

youdao