As the day darkened the streetlights came on.天色渐暗，街灯亮了。And it uses energy saving energy - saving streetlights.并且他使用的是节约能源的街灯.And it uses energy - saving streetlights.并使用节能路灯....

No streetlights illuminated the street...这条街上没有照明的路灯。And it uses energy saving energy - saving streetlights.并且他使用的是节约能源的街灯.As the day darkened the streetlights came on.天色渐暗，街灯亮了。And it uses energy - saving streetlights.并...

streetlights的音标：...

n.街灯( streetlight的名词复数 )...