HSK 3 · noun · Practice
红绿灯
traffic light
路口有一个红绿灯。
Lùkǒu yǒu yì ge hóng-lǜdēng.
There is a traffic light at the intersection.
前方路口有红绿灯。
Qiánfāng lùkǒu yǒu hóng-lǜdēng.
There is a traffic light at the intersection ahead.
红绿灯是交通标志。
Hóng-lǜdēng shì jiāotōng biāozhì.
Traffic lights are traffic signs.