American comics,Looking up at the mechanical repairman showing the future city: under the huge mechanical tower of the future city,a mechanical repairman wearing protective gear with sense of science and technology stepped on an anti-gravity hovering skateboard and looked up to repair the complex mechanical devices of the tower attentively. looking up,he highlighted the towering of the mechanical tower and the concentration of the mechanical repairman in front of the giant machinery,surrounded by the flashing neon lights and speeding suspended cars of the future city,american comics,
