traffic signal 详细解释

traffic signal

['træfik 'signəl]

n. 交通信号灯, 红绿灯

英英释义

名词 traffic signal:

a visual signal to control the flow of traffic at intersections

同义词:traffic light, stoplight

补充

traffic signaltraffic signal1.交通信号,交通管理色灯,红绿灯