ambient
adj. 环境的,周围的;(与)背景音乐(有关)的;(广告)利用环境来做的(区别于媒体广告)
n. 环境音乐
例句
These objects are illuminated, they are lit up, and those things are also being lit by all our street lights, by the moon, all these ambient light.
那些物体被照亮了,它们被点亮了,同时也可能被我们的街灯、月光等周围的环境光点亮。