n.[C]

1. 灯笼；提灯
2. 灯塔上的灯室
3. 穹窿顶塔；（屋顶上）百叶式天窗
4. 幻灯

n.

1. a lamp with a transparent case protecting the flame or electric bulb.
   ▸the light chamber at the top of a lighthouse.
2. a square, curved, or polygonal structure on the top of a dome or a room, with glazed or open sides.