路灯的英文是：street lamp；
例句：
1、这条街上没有照明的路灯。
翻译：No streetlights illuminated the street
2、埃迪把他的自行车靠在路灯柱上，用挂锁锁好。
翻译：Eddie parked his cycle against a lamp post and padlocked it.
3、路灯在黄昏时开启。
翻译：The street lights come on at dusk.
4、你和路灯一起亮了。
翻译：Because you are lit up with street lights.
5、我看到一盏路灯。我有主意了！
翻译：I see a street lamp. I have an idea!
