stop light
US /ˈstɑːp laɪt/
UK /ˈstɑːp laɪt/

1.
紅綠燈, 交通燈
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.
汽車在紅綠燈處停了下來。
•
Wait for the stop light to turn green before crossing.
等紅綠燈變綠再過馬路。