light column

例句：

1. 1.The light column illuminated the dark room.
   光柱照亮了黑暗的房间。
2. 2.The beam of light from the torch illuminated the path ahead.
   手电筒发出的光束照亮了前方的路。
3. 3. The beam of light from the searchlight illuminated the battlefield.
   探照灯发出的光束照亮了战场。