For the main component of naturalglass and man-made glass is silicon dioxide, and both of them have no defined crystal structure, it is hard to distinguish from each other.
由于天然玻璃和人造玻璃的主要成分都是二氧化硅，且都是无内部固定结构的材料，使得二者难以区别。
2
In the frozen liturgy of the stained glass, the natural light of the sun enabled man to enrich its beauty and offer it back to God.
彩色玻璃凝固的礼拜仪式里，太阳的自然光线是人能够丰富它的美丽，并回奉与上帝。
3
Three long glass air wells pierce through the first and second level of the building, flooding the interior with natural light as well as “blowing” air through it.