Skylight: Roof opening covered with translucent or transparent glass or plastic designed to admit daylight.
天窗：设计以允许日光进入之覆盖以半透明或透明玻璃或塑料的顶部开口。
2
Put new omnis as blue skylight outside every opening and adjust the far attenuation ranges to fit in the opening area.
在每一个开口外放置一个新的泛光灯来作为蓝色的天光，调节它们的远端衰减范围以适合开口的大小。
3
When the skylight come into the room from opening ie. Windows or doors, I consider those openings that the sky light came through as area light sources.