apidated, massive steel city. 。This is the ruin of an underground city on Mars, and the remaining traces suggest it was 36 kilometers long and 25 kilometers wide, like a giant subterranean fortress....floor area of over a thousand square meters. The courtyard was also two to three thousand square meters, and the surrounding area within a radius of 100 meters was Xu Jingming's territory." 。"Li Miaom...