Because if you look at that windowglass, it's not in equilibrium.
你看窗户上的玻璃,它并不处于平衡状态。
2
The use of modern telescopes has revealed that the units lack windowglass, and some buildings are just concrete shells that don’t even have interior rooms.
使用现代的望远镜可以看到,这些建筑的窗户上都没有玻璃,而有些建筑并没有房间,只是一个空壳。
3
Unlike familiar windowglass, metallic glasses are alloys made of metals-in this case cerium and aluminum.