People enter the venue of the 2023 International Motor Show, officially known as the IAA MOBILITY 2023, in Munich开发一款app需要多少钱, Germany, Sept. 5, 2023.(Xinhua/Zhang Fan) MUNICH, Germany, Sept. 5 (Xinhua) -- The IAA MOBILITY 2023, one of the world's l

People enter the venue of the 2023 International Motor Show, officially known as the IAA MOBILITY 2023, in Munich, Germany, Sept. 5, 2023.(Xinhua/Zhang Fan) MUNICH, Germany, Sept. 5 (Xinhua) -- The IAA MOBILITY 2023, one of the world's largest mobil