Sure, here is the translated text:
```html
The walls of the entire room were tightly covered by mechanical armor. She knew it was Lin Xian's work to block all external surveillance and also to shield against the Foundation's monitoring. The walls were a mix of various metal materials, though she wasn't aware that these metal walls were now covered with various symbols, drawings, and strange metal devices, resembling the internal structure of a metallic alarm clock.
Among those drawings, there were diagrams of the Wangyue Planet Ring's orbit, operational parameters of the South Heavenly Gate, some unknown planets, and world-class biological models engraved in metal. The floor was littered with bottles and cigarette butts, and steak dishes piled upon the entire table, with heaps of dirty clothes stacked like a mound of zombies.
