China's southernmost province of Hainan has commenced operations of the world's first island-looping high-speed train line.
近日，全球首条环岛高铁线路在我国最南省份的海南全面贯通了。
China's southernmost province of Hainan has commenced operations of the world's first island-looping high-speed train line.
近日，全球首条环岛高铁线路在我国最南省份的海南全面贯通了。
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