traffic lights

US /ˈtræf.ɪk ˌlaɪts/
UK /ˈtræf.ɪk ˌlaɪts/
"traffic lights" picture
1.

交通灯, 红绿灯

a set of automatically operated colored lights, typically red, yellow, and green, for controlling the flow of traffic at road junctions or pedestrian crossings

:
The car stopped at the traffic lights.
汽车在交通灯前停了下来。
Turn left at the next set of traffic lights.
在下一个交通灯处左转。