• 2022-10-27
    我国的铁路网从“四纵四横”到“八纵八横”,高速铁路线路网越织越密。
    A: from four horizontal and four vertical national railway network to eight horizontal and eight vertical national railway network
    B: from the four north-south lines and the four east-west lines to the eight north-south lines and the eight east-west lines