红绿灯

zhè shì lín shí hóng lǜ dēng

这是临时红绿灯。

This is temporary traffic lights.

yán zhè tiáo lù yī zhí zǒu dào hóng lǜ dēng

沿这条路一直走到红绿灯。

Go down the road till you reach the traffic lights.

měi gé jiǔ mǎ jiù yǒu hóng lǜ dēng

每隔九码就有红绿灯。

There were traffic lights every nine yards.