红绿灯简写英文

traffic light 或者 traffic signal

红绿灯英文：traffic light。

traffic light

英 [ˈtræfɪk laɪt]   美 [ˈtræfɪk laɪt]

n.交通灯;交通信号灯。

There is something wrong with the traffic light because only the red light flashes on and off.

交通灯出故障了，只有红灯一直在闪。

The red traffic light indicates that every person and vehicle must stop.

红色信号灯表示人和车辆不能通行。

近义词：

traffic signals

英 [ˈtræfɪk ˈsɪɡnəlz]   美 [ˈtræfɪk ˈsɪɡnəlz]

交通信号（灯）。

The idea that red means stop and green means go has influenced our lives in more ways than just traffic signals.

红灯停绿灯行这一观念对我们生活的影响远不止于交通信号。

The earliest traffic signals were designedfor trains, not cars.

最早的交通信号灯是为火车而不是汽车通行设计。