light作名詞是什么意思

light n. 光；光線；燈；打火機；領悟；淺色；天窗。
例句：
Could you move—youre in my light.
挪動一下好嗎？你擋住我的光線了。
The chamber was ablaze with light.
該大廳當時燈火輝煌。