I wanted to make it an impenetrable glass brick, but Tim said no.

原本我想改成完全无孔的玻璃砖，不过库克不同意。

Light glowed from the glass brick walls.

灯光从玻璃砖墙中透出。

The glass brick still needs a reflective surface.

玻璃砖仍然需要反射面。