紅綠燈英語是traffic light。
例句補充：
沿著這條路壹直走到紅綠燈處。 Go down the road till you reach the traffic lights.
在下壹個紅綠燈處向左拐。 Turn left at the next traffic lights.
他在紅綠燈處停了車。 He pulled up at the traffic lights.
我們可以以每小時480公裏的速度飛行，避開紅綠燈和繁忙的道路。 We could fly at 480 km per hour, avoiding traffic lights and busy roads.
有人在自家的陽臺上裝了些紅綠燈，雖然是假的，但是看起來像真的。 Someone set these traffic lights on the balcony, fake, but look real.
在瑞士，如果妳只是早於紅綠燈行動，妳後面的司機很可能會記下妳的號碼，然後向警察報案。 In Switzerland, if you were simply to anticipate a traffic light, the chances are that the motorist behind you would take your number and report you to the police.