stop light

US /ˈstɑːp laɪt/
UK /ˈstɑːp laɪt/
"stop light" picture
1.

红绿灯, 交通灯

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

:
The car stopped at the stop light.
汽车在红绿灯处停了下来。
Wait for the stop light to turn green before crossing.
红绿灯变绿再过马路。