来源于外界。而我们怎么才能控制外界呢？
展览中的作品以不同的方式讨论了来源于外界的图像和材料。
The artworks in this exhibition demonstrate different ways of working with images and materials offered by the outside world.
首先是一般照明，来源于外界天体的自然光源和一种是人工照明即各种照明设备。
The first is the general lighting, natural light source from the outside world and an artificial lighting that is a variety of lighting equipment.
应用推荐