Before 1949, there were about 23,500 kilometers railway constructed and were all in service.

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• There were many taboos concerning ancient Chinese marriage customs in history， some of which were superstitious， some were funny
• People who were born in the year of the（）were not suitable to attend the wedding ceremony.
• When the Lumiere films were shown at the first public film exhibition in the United States in February 1896, they were accompani
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• Under a ban on the sea, officials of Qing government were prohibited from going out to sea privately, but the civilians were all